What kind of bird is a Scarlet Macaw? The latest information on its characteristics, ecology, and habitat Animals in the Botanical Garden

What kind of bird is a macaw? We will explain its characteristics, ecology, and habitat. Macaws are famous birds that are widely distributed in Central and South America, the Caribbean, and even South America, and many households keep them as pets, but some subspecies are also designated as endangered species, and there is a possibility of extinction. is also suggested.

What is a macaw? About basic status

Macaws are birds that belong to the family Parrotidae. The English name is “Macaw” and the scientific names include the genus Ara, Anodorhynchus, Cyanopsitta, Propyrrhura, Orthopsittaca and Diopsittaca.

Japanese（和名）	コンゴウインコ
English（英名）	Macaw
scientific name(学名)	Ara Anodorhynchus Cyanopsitta Propyrrhura Orthopsittaca Diopsittaca
classification（分類）	Ave、  Psittaciformes、 Psittacidae 鳥綱、オウム目、インコ科
IUCN Status(保全状況)	LEAST CONCERN – ENDANGERED
Length（体長）	90-100cm
Weight（体重）	～1kg

What are the roots and origins of the macaw?

Macaws trace their roots to tropical regions, primarily in South America. Their evolution into the massive, brightly colored birds we see today spans tens of millions of years.

Origins: “Ancient Parrots” (Over 50 Million Years Ago)

Taxonomically, macaws belong to the order Psittaciformes and the family Psittacidae.

Their ancestral parrots were ancient, believed to have existed between 60 million and 50 million years ago (during the early Cenozoic Era). DNA research indicates that South American and Australian parrots diverged from a common ancient ancestor.

At that time, continental drift meant that landmasses like South America, Antarctica, and Australia were arranged differently than they are today. Consequently, it is believed that ancestral parrot populations followed separate evolutionary paths as the continents split apart.

Direct Macaw Ancestors Evolved in South America

Modern macaws developed primarily within the Neotropical realm (covering Mexico, Central America, and South America).

In South America specifically, they adapted to diverse environments—such as the Amazon rainforest, the Brazilian Highlands, Bolivian forests, and savanna regions—leading to a proliferation of species.

Research suggests that the group containing macaws (Arini) underwent significant diversification in South America starting around 28 million years ago. Factors such as the formation of the Andes Mountains and changes in forest and grassland environments are believed to have driven the emergence of new species.

Why Did They Become So Large and Colorful?

Characteristics of macaws:

Massive beak

Long tail feathers

Vibrant plumage (blue, red, yellow, etc.)

High intelligence

Strong social nature

These traits are adaptations to the tropical environment.

Massive beak

For cracking open hard fruits and nuts. Examples:

Coconut

Hard seed

Fruit seed

Flashy colors

Visibility is crucial in the rainforest.

Finding a mate

Pair bonding

Moving in flocks

…are believed to be the reasons why such vibrant plumage evolved.

A relationship with humans spanning millennia

For the indigenous peoples of South America, macaws have been regarded as:

Sacred birds

Sources of decorative feathers

Symbols of abundance

Species such as the Scarlet Macaw (with its red plumage) and the Blue-and-Yellow Macaw hold significant cultural value and were utilized even by ancient civilizations.

About classification

There are many different subspecies of macaws. We will also briefly introduce each subspecies.

名前	Name	Scientific name (学名)
ウミアオコンゴウインコ	Glaucous macaw	Anodorhynchus glaucus
スミレコンゴウインコ	Hyacinth Macaw	Anodorhynchus hyacinthinus
コスミレコンゴウインコ	Indigo Macaw	Anodorhynchus leari
アオコンゴウインコ	Little Blue Macaw	Cyanopsitta spixii
ルリコンゴウインコ	Blue-and-gold Macaw	Ara ararauna
アオキコンゴウインコ	Blue-throated macaw	Ara glaucogularis
ミドリコンゴウインコ	Blue-green macaw	Ara militaris
ヒワコンゴウインコ	Great green macaw	Ara ambiguus
アカコンゴウインコ	Scarlet Macaw	Ara macao
ベニコンゴウインコ	Red-and-green macaw	Ara chloropterus
アカミミコンゴウインコ	Red-cheeked macaw	Ara rubrogenys
ヒメコンゴウインコ	Chestnut-fronted macaw	Ara severus
ハイチコンゴウインコ	Dominican green-and-yellow macaw	Ara atwoodi
アカズキコンゴウインコ	Red-headed macaw	Ara erythrocephala
ゴッスミイロコンゴウインコ	Jamaican Red Macaw	Ara gossei
グァダループコンゴウインコ	Lesser Antillean macaw	Ara guadeloupensis
ミイロコンゴウインコ	Cuban Red Macaw	Ara tricolor
セントクロコンゴウインコ	St. Croix macaw	Ara autocthones
ズグロヒメコンゴウインコ	Red-bellied macaw	Orthopsittaca manilatus
ヤマヒメコンゴウインコ	Blue-headed macaw	Primolius couloni
アカビタイヒメコンゴウインコ	Blue-winged macaw	Primolius maracana
キエリヒメコンゴウインコ	Golden-collared macaw	Primolius auricollis
コミドリコンゴウインコ	Red-shouldered macaw	Diopsittaca nobilis

Anodorhynchus glaucus

The Black-tailed Macaw is an endangered species of large blue and gray South American parrot. It is 70cm long and can only be seen in the border area between Brazil and Argentina. A 2018 study suggested that the bird is extinct, and it may be extinct since there have been no sightings of it.

Anodorhynchus hyacinthinus

The violet macaw is endemic to Brazil and can grow up to 100 cm in length. The plumage of the whole body is bright blue, the wings are purplish, and the tail feathers and underside of the wings are dark gray. It is already listed on CITES Appendix I and is listed as an endangered species. Their population is drastically decreasing due to habitat destruction and overhunting for their feathers, food, and pets.

Anodorhynchus leari

The violet macaw is endemic to the Brazilian state of Bahia. The total length is about 70 cm, and the whole body is covered with shiny blue feathers with a green tinge. They live in semi-desert areas and grasslands, but their numbers have declined dramatically due to habitat destruction and overhunting for their feathers, food, and pets. It is already listed on CITES Appendix I and is listed as an endangered species.

Cyanopsitta spixii

The green macaw is endemic to the Brazilian state of Bahia. The total length is about 60 cm, the upper surface and wings are purplish blue, and the head and underside are pale blue-gray. It is already listed on CITES Appendix I and is listed as an endangered species. It is in a very dangerous condition and is on the verge of extinction.

Ara ararauna

The blue-fronted macaw is distributed in Brazil, Panama, Bolivia, and Paraguay. With a body length of 70-80cm, it is one of the largest parrots in the world. Blue-winged macaws can live for over 60 years and generally mate for life. The population is very stable, and although it is listed on CITES Appendix II, it is classified as low concern.

Ara glaucogularis

The blue-throated macaw is endemic to Bolivia. The total length is 85 cm, and the upper surface, thighs, and lower surface of the base of the tail feathers (lower tail tube) are greenish-blue, and the underside is orange-yellow. It lives in wet forests at 200-300 meters above sea level, and is already listed in Appendix I of the CITES and is listed as an endangered species.

Ara militaris

Green Macaws are distributed in Argentina, Mexico, Ecuador, and Colombia. The total length is 70-71 cm, and the head and neck are covered with bluish-green feathers. It is already listed on CITES Appendix I and is listed as an endangered species.

Ara ambiguus

The lesser macaw is an endangered Central and South American parrot found in Nicaragua, Honduras, Costa Rica, Panama, Colombia, and Ecuador. It lives in the canopy of tropical forests and is already listed in Appendix I of the Washington Convention, making it an endangered species.

Ara macao

The red macaw is a parakeet that can be found in an area from Mexico to Peru and Brazil. The body length is 81cm to 96cm, and most of the feathers are deep red. It is already listed in Appendix I of CITES and is classified as low concern.

Ara chloropterus

Green-winged macaws have the most powerful beaks of any member of the parakeet family. It is widely distributed in the forest areas of South America, so there is no threat of extinction. It is the most popular and largest macaw in the macaw family. Illegal capture for the pet trade is increasing and is a cause for concern.

Ara rubrogenys

The red-eared macaw is a parrot endemic to Bolivia. The total length is 55 – 60 cm, and the rear part of the ear canal and the shoulders are orange-red. They live in deciduous forests between 1,100 and 2,500 meters above sea level. It is already listed on CITES Appendix I and is listed as an endangered species.

Ara severus

The Asian macaw has a body length of about 45 cm. It is found in a wide range from southern Panama to the Amazon, Brazil, and Bolivia. Mostly green with red and blue spots on the wings. Due to its wide range of habitats, its population is very stable and there is no danger of extinction.

Ara atwoodi

The Haitian macaw is a large parrot, with a yellow abdomen and green head, back, and tail feathers. It is now extinct and was previously found in the Caribbean, including Haiti. It has already been confirmed that it became extinct in the late 18th or early 19th century.

Ara erythrocephala

The red-skinned macaw is a macaw that lived in Jamaica. The head is red, and the neck, shoulders, and underbelly are a vibrant green. It has already become extinct. The reason is overfishing by Europeans.

Ara gossei

The Jamaican red macaw and the Goth’s brown macaw are parrots that lived in Jamaica. The basal half of the maxilla is black. Apical half, gray. The lower jaw is black, with only the tip gray. It is said to have become extinct in modern times.

Ara guadeloupensis

The Guadeloupe macaw is endemic to the Lesser Antilles region of Guadeloupe. The body is red, and the wings are red, blue, and yellow. It was thought to have lived on islands in the Caribbean, but it is now extinct.

Ara tricolor

The Gray Macaw is an extinct species that is said to have lived near Cuba. It is large and its body color is red on the head, abdomen, and the first half of the back, with the rest of the body being blue. Both males and females have the same color, and it is said that their favorite food was nuts.

Ara autocthones

The St. Croix Macaw is an extinct species of macaw whose remains have been found on the Caribbean island of St. Croix and Puerto Rico. Since it was discovered in a grave, there are many mysteries surrounding it. It is thought that overhunting by humans drove them to extinction.

Orthopsittaca manilatus

The Black-fronted Macaw is a medium-sized, mostly green parrot. It is distributed from Trinidad and southern Colombia to Peru and Bolivia in the Amazon, and Brazil. Their numbers have declined due to hunting for the pet trade, but they are still stable.

Primolius couloni

The mountain macaw is a macaw that lives in Peru, Bolivia, and Brazil. The total length is 50 cm, the tail is long and pointed, and the beak is large and heavy. It is already listed on CITES Appendix I and is listed as an endangered species.

Primolius maracana

The red-breasted macaw is a small macaw that lives in central and eastern South America. The total length is approximately 36-43 cm, and it is characterized by a black beak, long tail, and mainly green feathers. It is already listed on CITES Appendix I and is listed as an endangered species.

Primolius auricollis

The Kieri’s macaw is a parrot that lives in Central and South America. The total length is about 38 cm, and the overall plumage is green, with the widest yellow patch on the back of the neck, which is a distinctive feature. It is already listed on CITES Appendix I and is listed as an endangered species.

Diopsittaca nobilis

The lesser macaw is a parrot that lives in Brazil, Guiana, Bolivia, Venezuela, and Peru. Although they are often kept in captivity for the pet trade, their population is relatively stable.

Where is its habitat?

As mentioned above, macaws are widespread throughout Central America, the Caribbean, and South America.

1. Geographic Distribution

Mainly Central and South America

Brazil, Peru, Colombia, Bolivia, Ecuador, Guyana, Venezuela, etc.

Distributions vary by species

Example: Blue-and-white macaws (Ara ararauna) range from northern Brazil to Venezuela

Blue-and-white macaws (Ara chloropterus) range from southern Brazil to Bolivia

2. Habitat

Tropical rainforests:

Live in densely forested areas

Wide range from lowlands to mountains:

Mainly live in forests between 0 and 1,000 meters above sea level

Nesting:

Build nests in hollows of large trees or at high altitudes

Protect eggs and chicks from predators

3. Environmental Characteristics

Tropical climate with high temperatures, humidity, and rainfall

Use tree canopies and hollows to find safe resting and feeding areas

Eat fruits, seeds, and nuts, and prefer forests rich in food

feature is? What kind of creature is it?

The most distinctive feature of macaws is their very bright colors. It loves tropical rainforests and often lives in forest areas, and is the largest bird in the parakeet family in terms of body length and wingspan. Each leg has four toes, two pointing forward and two pointing backward.

1. Body Size and Appearance

Body Length: Approximately 80-95cm (depending on species)

Weight: Approximately 0.9-1.5kg

Feather Color and Pattern:

Characterized by vibrant feather colors such as red, blue, yellow, and green

Color arrangement varies by species

Beak:

Large, curved, powerful beak

Adapted for crushing nuts and hard seeds

Tail Feathers and Wings:

Long, beautiful tail feathers

Large wings for excellent flying ability

2. Behavior and Personality

Social, living in groups

Highly intelligent, with excellent learning and imitation abilities

Loud calls used to communicate with peers

3. Diet

Omnivorous, primarily plant-based:

Fruits, seeds, nuts, bark, etc.

Able to crack even hard seeds with their large beak

Occasionally eats twigs and soil to replenish minerals

4. Ecological Characteristics

Nests in tree cavities or high in trees

Lays 2-4 eggs at a time

Excellent flying ability and long lifespan (approximately 30-40 years in the wild)

What is your personality like?

Many macaws are cheerful and obedient. They also tend to be very good at communicating because they talk a lot. Because they are intelligent and have a gentle personality, they are very easy to get along with.

Scarlet Macaw Personality and Behavior

Social

They live in groups, so communication with others is extremely important.

They cooperate with others and exchange information through vocalizations.

Highly intelligent

They have excellent imitation skills and excellent learning abilities.

They are ingenious in their behavior, such as finding food and using burrows.

Curious and active

They are interested in their environment and new objects.

They have excellent flying ability and actively move through trees.

Vigilant and self-defensive

They avoid predators by vocalization and flight.

They cooperate in groups rather than alone to ensure safety.

What is the ecology like?

Macaws subsist primarily on fruits, seeds, and insects. Reproduction is oviparous, and the breeding period differs depending on the species. It is said that they can live for more than 100 years, but in reality most of them live around 50 years. . They tend to be monogamous and mate for life.

1. Life Rhythm

Diurnal: Active during the day and forage for food.

Tree-based Resting: Sleeps in tree hollows or high branches at night.

High Flying Ability: May fly long distances to search for food.

2. Diet

Omnivorous/Mainly plant-based:

Fruits, seeds, nuts, bark, etc.

Occasionally eats soil and twigs to replenish minerals.

Dietary Strategies:

Uses its large beak to crush hard seeds and nuts.

May cooperate with others to forage for food.

3. Sociality/Flock Life

Live in flocks (tens to hundreds of birds).

Communicates with others through calls and warns of danger.

Travels, forages, and lives cooperatively as a flock.

4. Breeding

Nest Building: Nests are built in tree hollows or high up in trees.

Egg Laying: 2-4 eggs per clutch.

Brooding:

Both parents take turns incubating and feeding the eggs.

Chicks leave the nest at approximately 3 months.

5. Habitat Relationship

Distributed widely from lowlands to mountains, primarily in tropical rainforests

Selects environments rich in fruit and seeds

Uses tree hollows and canopies for safety

Are there any natural enemies?

Macaws are very large birds, so they don’t have many natural enemies. However, the chicks are targeted and preyed upon by peregrine falcons and condors.

Macaw Molting

Molting in macaws is the natural cycle of shedding old feathers and growing new ones. For macaws—which are large parrots—molting is a vital physiological process for maintaining health and flight capabilities.

When Macaws Molt

In the wild, macaw molting typically occurs at the following times:

About once or twice a year

After the rainy season

Around the breeding season

During periods of stable food availability

However, for birds kept in captivity, the timing varies depending on:

Temperature

Daylight hours

Diet

Stress levels

Health status

For macaws kept in Japan, major molting periods are generally observed:

Between spring and summer

Around autumn

Characteristics Observed During Molting

① Heavy feather shedding

During a normal molt, feathers such as:

Tail feathers

Wing flight feathers

Back and chest feathers

…gradually fall out.

Owners may worry that the bird is sick due to the accumulation of feathers on the floor; however, if the feather shafts look clean and there are no skin abnormalities, it is a perfectly natural process.

② Emergence of spiky new feathers (pin feathers)

A common sight during molting is:

Pin feathers (also known as “blood feathers” or “spikes”)

Characteristics:

Whitish, tube-like appearance

Often found around the head and neck

Hard to the touch

Contain the new feather inside

Over time, the sheath splits open, revealing the beautiful new feather.

③ Itchiness

As new feathers grow, they irritate the skin, leading to behaviors such as:

Rubbing the head

Increased preening

Asking the owner to scratch their head

Macaws, in particular, cannot groom the pin feathers on their heads themselves; if there is a bond of trust, they may ask their owner for a scratch.

Macaw Vocalizations

Macaw vocalizations are known for being exceptionally loud, powerful, and capable of carrying over long distances. In stark contrast to their beautiful appearance, their voices are quite wild.

Characteristics of Macaw Vocalizations

Their typical calls include sharp, high-pitched screeches and squawks, such as:

“Gyaa!”

“Gwaaa!”

“Kii!”

“Kwa, kwa”

Large macaws have incredibly loud voices; in the wild, they use them to communicate with flock members located hundreds of meters away.

In a domestic setting, the volume can be loud enough to be perceived as a nuisance.

Why Are Their Voices So Loud?

The reason lies in the environment where macaws live.

🌳 Sound Struggles to Carry in the Rainforest

In the Amazon rainforest:

Trees grow densely

Foliage absorbs sound

Visibility is poor

…so a loud voice was necessary to locate other members of the flock.

As a result, they evolved the ability to:

“Pinpoint each other’s location via sound, even when out of sight.”

The Role of Vocalizations in the Wild

① Communicating with the Flock

When flying in a group, they call out to signal things like:

“I’m over here”

“We’re moving now”

Loud calls are particularly audible during the morning and evening:

When leaving the roost

When returning to the roost

② Communicating with a Mate

Macaws form very strong pair bonds.

Mated pairs communicate using:

Quiet sounds

Beak-clicking noises

Gentle calls

They do not rely solely on loud screeches; they vary their vocalizations depending on the situation and the individual they are addressing.

Seasonal Activities

Macaw activity varies significantly depending on the shift between the rainy and dry seasons, food availability, and the breeding cycle. Because they inhabit tropical regions of South America, their behavior is shaped more by the alternation between wet and dry periods than by the temperature fluctuations characteristic of Japan’s four seasons.

🌱 Rainy Season (Approx. November–April): A Season of Activity and Breeding

Timing varies by region.

Key Activities

Active movement in search of fruits and seeds

Increased pairing behavior

Preparation for breeding

During the rainy season, vegetation flourishes, making food abundant.

In particular, there is an increase in:

Palm fruits

Nuts

Fruits

Flowers

New shoots

This makes it a time when macaws can easily secure the energy they need.

Breeding Behavior

While it varies by species, many macaws breed around the rainy season.

Behaviors such as the following increase:

Strengthening of pair bonds

Inspecting nesting hollows

Nest building

Courtship displays

Once paired, macaws often remain with the same partner for a long time, and their bond becomes particularly close during the breeding season.

☀️ Dry Season (Approx. May–October): A Season of Foraging and Movement

As the dry season arrives, rainfall decreases and environmental conditions change.

Key Activities

Traveling over wide areas in search of food

Spending more time moving in flocks

Gathering at water sources

During the dry season, they specifically seek out high-calorie foods such as:

Seeds

Nuts

Palm fruits

Focus on Morning and Evening Activity

In the hot regions where they live, the following pattern becomes common during the dry season:

Early morning
↓
Foraging
↓
Resting during the day
↓
Resuming activity in the evening

Flight Speed

While flight speeds vary depending on the species and flight style, macaws generally fly at speeds of around 30–50 km/h. Large macaws possess more powerful flight capabilities than their appearance might suggest.

Estimated Flight Speeds for Macaws

Condition	Estimated Speed ​​
Normal flight (traveling/foraging)	Approx. 30–40 km/h
Traveling in a flock	Approx. 40–50 km/h
Short-distance rapid acceleration	Can exceed the above speeds

*Note: Exact top speeds vary by species and measurement conditions.

How can they fly fast despite their large size?

Macaws have large wings relative to their body weight.

Key characteristics:

Wingspan: Some species exceed 1 meter

Posture control via long tail feathers

Powerful pectoral muscles

Efficient flapping using large wings

The tail feathers are particularly important;

they are used for:

sharp turns

deceleration

adjusting for landing

① Powerful flapping flight

Unlike small birds that flap rapidly with short strokes,

they use a style of “large, slow wingbeats to propel themselves forward powerfully.”

Over the Amazon rainforest, they can also be seen gliding with their wings spread.

② Long-distance travel capability

Macaws regularly travel between:

roosting sites

foraging areas

watering holes

Depending on the species, they may travel tens of kilometers in search of food.

About Scarlet Macaw Chicks

By understanding the developmental process of Scarlet Macaw (Ara spp.) chicks, we can understand how they grow from birth to fledging and how they are cared for by their parents.

1. Birthing and Nesting

Nest Building:

They use tree hollows or branch depressions in tall trees.

They protect eggs and chicks from predators and rain.

Egg Laying: Usually 2-4 eggs.

Egg Size: Approximately 5cm.

2. Chick Characteristics

Newborns have few feathers and their eyes are closed.

They are small and have soft beaks.

They are completely dependent on their parents.

3. Growth Stages

Day/Week Growth and Behavior: From 0-2 weeks, the nest is closed and they are held and fed by their parents in the nest. From 2-4 weeks, the nest opens and soft feathers begin to grow. From 4-6 weeks, the nest is fully developed and they become more active within the nest. From 6-8 weeks, they begin flapping their wings and practicing flights around the nest hole. Approximately 3 months, they are able to fly, leaving the nest and joining the flock with their parents.

4. Parental Care:

Both parents take turns incubating and feeding the eggs.

They are responsible for maintaining and protecting the chicks’ body temperature.

After weaning, they learn food and flight from their parents.

Are macaws an endangered species?

Unfortunately, macaws are listed as an endangered species. As you can see from the subspecies, many of them have become extinct. Most likely, this is due to overhunting by humans and being consumed as food. It is in urgent need of protection.

1. Conservation Status (From the IUCN Red List)

Blue-and-white Macaw (Ara ararauna): Least Concern (LC)

Blue-and-white Macaw (Ara chloropterus): Least Concern (LC)

Green-and-green Macaw (Ara macao): Near Threatened (NT)

Red-bellied Macaw (Ara rubrogenys): Endangered (EN)

2. Reasons for Endangerment

Habitat destruction due to deforestation and land development

Population decline due to capture for pets and smuggling

Decreased reproductive rate due to lack of food and nesting sites

Can macaws be kept as pets?

Macaws are classified as endangered species and cannot be kept as pets. It rarely appears on the market and cannot be priced. Therefore, it is extremely difficult to obtain.

need a cage

Macaws need a cage because they will run away if left alone. Because the beak is strong, choose a cage with thick wire. It also has a very long lifespan, so a durable cage is preferable.

perch

A perch is also a must-have item. The appropriate thickness of the perch is so that the tip of the front finger and the tip of the back finger can barely touch each other. Place the macaw’s perch inside the cage.

pet food

Macaws’ diet consists mainly of seeds and vegetables. Recommended vegetables include bok choy, carrots, and pumpkin. If your pet gets used to it, try using artificial pellets as bait.

Air conditioning equipment

Macaws live in tropical rainforests. An environment with a humidity of about 60% and a temperature of 25 to 35 degrees Celsius is best. Air conditioning and heating are essential.