The Green Jay, or Cyanocorax yncas, is a striking bird with vibrant plumage, primarily green with shades of blue and yellow. It inhabits the tropical and subtropical forests of Central and South America. This sociable bird lives in groups and is known for its intelligence and tool-using abilities. It primarily feeds on insects, fruits, and seeds. The Green Jay is also an excellent mimic of sounds, allowing it to communicate effectively with its peers. Its presence is often marked by its distinctive calls and agile flight through the dense canopy.

The Hazel Grouse is a small, terrestrial bird belonging to the pheasant family, easily recognizable by its subtly colored plumage and robust build. It measures about 40 to 45 cm in length and weighs between 500 and 700 g. Its plumage is primarily brown and gray, with patterns of spots and bars that allow it to blend effectively into the dense vegetation of forests. The Hazel Grouse primarily inhabits dense deciduous and mixed forests, where it feeds on seeds, berries, young shoots, and insects. Although it is rather discreet and difficult to spot, it is often heard through its soft, deep call. The Hazel Grouse is a fairly sedentary bird, but it may migrate short distances depending on weather conditions. It is also an emblematic bird of wooded areas and forest landscapes. While it is not endangered, the Hazel Grouse may be threatened by the loss of its forest habitat and the degradation of its breeding sites.

The Pyrocephalus rubinus, or Vermilion Flycatcher, is a small bird with striking plumage, especially the male, which displays a bright red on its chest and head, contrasting with its dark brown back. This passerine is often seen perched on low branches, watching for insects to feed on. It is mainly found in South America, but can also be seen in parts of Central and North America. Its habitat ranges from open forests to semi-arid areas, including grasslands and riverbanks. The Vermilion Flycatcher is known for its spectacular courtship display, where the male performs acrobatic flights to woo the female.

The pied flycatcher is a small migratory passerine, 11–13 cm long, with striking black-and-white plumage: the male has a glossy black back and head contrasting with a white belly, while the female shows duller brownish tones. It inhabits open woodlands, forest edges, and parks, feeding mainly on insects and spiders caught in flight or gleaned from foliage. During the breeding season, the male performs aerial chases and sings to attract the female and defend his territory.

The herring gull is a large seabird in the family Laridae, up to 66 cm long with a wingspan of up to 1.4 m. It has a white head, body and tail, grey back and wings with black wingtips marked with white spots, and pink legs. It breeds in coastal colonies on islands, cliffs and urban roofs, foraging on fish, crustaceans, invertebrates and human refuse. The breeding season runs from April to June, when it lays 2–3 eggs in a simple ground scrape.

The Glaucous Gull is a large seabird, easily recognizable by its imposing size and distinctive plumage. It measures between 60 and 70 cm in length, with a wingspan of 140 to 150 cm, and weighs between 1.2 and 2.5 kg. Its plumage is primarily white, with light gray wings and black markings on the tips of the feathers. The head and beak are generally yellow, with a red band on the beak. This gull is an excellent swimmer and an opportunistic hunter, feeding mainly on fish, crustaceans, and human waste when near urban areas or ports. The Glaucous Gull primarily inhabits coastal regions of the Arctic and North Atlantic and is well adapted to cold, marine environments. Although it is not endangered, it faces risks related to pollution, habitat loss, and human disturbances.

The common gull, or Larus canus, is a medium-sized seabird, identifiable by its light grey back and white underparts. Its wings feature a black band with distinctive white spots. The bill is yellow with a greenish tip, and its legs range from green to yellow. It inhabits coasts, lakes, and rivers, often in colonies. An opportunistic feeder, it consumes fish, invertebrates, and human waste. Partially migratory, it moves southward in winter. Its population is stable, though sensitive to environmental changes. The common gull is a social bird, often seen in groups, playing a crucial role in coastal ecosystems.

The Audouin's Gull, Larus audouinii, is a rare and elegant gull species primarily found in the Mediterranean basin. Recognizable by its pure white plumage, light gray wings, and bright red bill with a black tip, it stands out with its slender silhouette and graceful demeanor. This gull mainly nests on rocky islands and isolated coasts, forming dense colonies. It primarily feeds on fish, skillfully diving into the water to catch its prey. Although its population experienced a significant decline in the 20th century, conservation efforts have led to some stabilization. However, it remains vulnerable to human disturbances and environmental changes.

The Thayer's Gull, Larus thayeri, is a medium-sized seabird belonging to the Laridae family. It is characterized by its pale gray plumage on the back and wings, contrasting with a white belly. Its bill is yellow with a red spot on the lower mandible, and it has pink legs. Found mainly in the Arctic and subarctic regions of North America, particularly in Canada and Alaska, it nests on coastal cliffs and islands. As a migratory bird, it winters along the Pacific coast from southern Alaska to California. An opportunistic feeder, it consumes fish, invertebrates, and human waste. Although often confused with other gull species, it is recognized for its graceful flight and distinctive calls.

The Pallas's Gull is a large seabird, easily identifiable by its distinctive black head and bright yellow bill. It primarily inhabits the lakes and rivers of Central Asia but migrates to the southern coasts of Asia and the Middle East during winter. Its plumage is mostly white with grey wings and black wingtips. It feeds mainly on fish but also consumes crustaceans and small mammals. Its call is harsh and loud, often heard when defending its territory. The Pallas's Gull nests in colonies on islands or sandbanks, typically laying two to three eggs.

The yellow-legged gull is a large seabird found primarily along the Mediterranean and Atlantic coasts. It is easily recognized by its white plumage, gray wings, and yellow legs. This gull is omnivorous and feeds on fish, marine invertebrates, and food waste, making it an opportunist. It is also known for its nesting behaviors on rocky coastlines and cliffs and can occasionally be seen in urban areas.

The Great Black-backed Gull, Larus marinus, is the largest gull, with an impressive wingspan of up to 1.7 meters. Its plumage is mainly white with a black back, and it has pink legs. Found primarily along the North Atlantic coasts, it feeds on fish, smaller birds, and carrion. Opportunistic, it often ventures into ports and landfills for food. Although often solitary, it can be seen in groups during nesting. Its call is loud and harsh, typical of gulls. During the breeding season, it builds its nest on cliffs or rocky islands, usually laying three eggs.

The Laniarius aethiopicus, or Ethiopian Boubou, is a bird with distinctive plumage, primarily black with a bright red chest. It inhabits wooded regions and savannas of East Africa. Known for its melodious song and vocal duets, it is often heard at dawn and dusk. It primarily feeds on insects but can also consume fruits and small vertebrates. The Ethiopian Boubou is a territorial bird, often seen in pairs or small family groups. Although relatively common in its natural habitat, it can be challenging to spot due to its discreet behavior and dark plumage that blends into the shadows of the vegetation.

The Bluethroat is a small songbird, easily recognizable by its bright blue throat, bordered by a black band, forming a distinctive "mirror" pattern. It measures about 13 to 14 cm in length, with a wingspan of 22 to 25 cm, and weighs around 15 to 20 g. Its plumage is generally brownish on the back and light on the belly, with white and orange markings on the sides of its chest. The Bluethroat is primarily found in marshy areas, shrublands, and riverbanks in Europe and Central Asia, although some populations migrate to North Africa during the winter. It is especially known for its melodious song, which is often heard during the breeding season. The species primarily feeds on insects, worms, and small berries. While the Bluethroat is not endangered, it faces risks related to the loss of its natural habitat and changes in wetland areas.

The Victoria crowned pigeon is a majestic bird, recognizable by its large size and spectacular crest of white and blue feathers. Native to New Guinea, it primarily inhabits tropical rainforests. Its plumage is a striking blue, with purplish hues on the chest and distinctive white markings on the wings. This ground-dwelling bird feeds mainly on fruits, seeds, and insects. Although generally calm, it can emit low sounds to communicate with its peers. The Victoria crowned pigeon is a monogamous species, and pairs share the responsibilities of nesting and raising the young.

The Twelve-wired Bird-of-paradise, or Seleucidis melanoleucus, is a remarkable bird known for its striking plumage and courtship displays. Males feature black and white feathers with distinctive golden wires on their tails, used to attract females. This bird inhabits the rainforests of New Guinea, feeding primarily on fruits and insects. Its song plays a crucial role in its social behavior, often heard at dawn. Although its habitat is threatened by deforestation, it remains relatively common in certain areas. Its ability to adapt to various forest environments gives it some resilience against environmental changes.

The Rufous Antpitta is a secretive bird found in the humid montane forests of South America, primarily in Ecuador and Peru. It is characterized by its reddish-brown plumage and compact size, measuring about 16 cm in length. This bird is more often heard than seen, as it prefers to stay hidden in dense undergrowth. It feeds mainly on insects and other small invertebrates found by foraging on the forest floor. The Rufous Antpitta is a solitary bird, except during the breeding season. It builds its nest on the ground, hidden among fallen leaves. Although its habitat is threatened by deforestation, it is currently classified as Least Concern by the IUCN.

The Great Green Macaw is a large, colorful, and majestic parrot known for its vibrant green plumage, with touches of blue, yellow, and red on the wings and face. It measures about 85 to 95 cm in length, with a wingspan of 1.2 to 1.4 meters, and weighs between 900 and 1,200 g. Its dominant green plumage is complemented by blue feathers on the wings and red around the face and chest. The Great Green Macaw primarily inhabits the tropical rainforests of Central and South America, notably in Colombia, Venezuela, Panama, Costa Rica, and Nicaragua. It feeds mainly on fruits, nuts, seeds, and flowers. This parrot is highly social and typically lives in family or small groups, but can also be seen in large flocks in its natural habitat. Although the Great Green Macaw is not yet immediately endangered, it faces threats such as habitat loss, illegal wildlife trade, and deforestation.

The common raven is an impressive bird found in mountains, forests, and open areas across Europe, Asia, and North America. It is easily recognized by its large size, glossy black plumage, and hoarse call. This corvid is known for its exceptional intelligence and complex social behavior. It primarily feeds on carcasses, insects, and sometimes fruits and seeds.

The great cormorant is a large waterbird found across much of Europe, Asia, and North Africa. It is easily recognized by its glossy black plumage, long neck, and sharp, pointed beak. This cormorant primarily feeds on fish, which it catches by diving into the water, using its diving technique to capture prey underwater. The great cormorant is also an excellent swimmer and powerful flier.

The Great Blue Heron, Ardea herodias, is a majestic bird native to North America's wetlands. With an impressive wingspan of up to 2 meters, it is easily recognized by its blue-gray plumage, white head with a black stripe, and long yellow bill. It inhabits marshes, rivers, and lakes, feeding mainly on fish, but also on small mammals and insects. Its flight is slow and powerful, with deep wing beats. The Great Blue Heron is a solitary bird, although it may gather in colonies for nesting. It builds its nest in trees or shrubs, often high up to avoid predators.

The Great Skua is a large, powerful seabird, belonging to the Stercorariidae family. It measures about 50 to 60 cm in length, with a wingspan of 120 to 130 cm, and weighs between 500 and 1,000 g. Its plumage is primarily brown and gray, with white markings on the wings and a generally dark head. The Great Skua is a migratory bird, found mainly in the coastal regions of the North Atlantic, particularly in Northern Europe, Iceland, Greenland, and parts of Canada. It is especially known for its piratical behavior, stealing food from other seabirds, such as gulls or fishing birds, by chasing them and forcing them to abandon their catch. While territorial, it is also an excellent swimmer and diver, feeding mainly on fish and crustaceans. The Great Skua is vulnerable to the loss of its coastal habitat and human disturbances, including pollution and disruptions caused by tourism.

The Great White Pelican, or Pelecanus onocrotalus, is a large aquatic bird easily recognizable by its bright white plumage and long, voluminous bill with an expandable pouch. It primarily inhabits freshwater lakes and marshes, but can also be found in estuaries and coastal lagoons. This gregarious bird is often seen in large groups, flying in formation or resting on shores. It feeds mainly on fish, which it catches by dipping its bill into the water. Its collective fishing technique is fascinating, as several individuals form a circle to trap fish. The Great White Pelican is a symbol of cooperation and harmony in nature.

The Capercaillie is a large bird of the pheasant family, easily recognizable by its imposing size and distinctive plumage. It measures about 80 cm in length, with a wingspan of 1.2 meters and a weight ranging from 3 to 6 kg for males and 2 to 3 kg for females. The male's plumage is dark, with a reddish chest, a crest of feathers on the head, and a large V-shaped tail. The female, on the other hand, is more discreet, with a brown mottled plumage that allows her to better blend into the environment. The Capercaillie primarily inhabits coniferous and deciduous forests, particularly in the mountains and wooded areas of Europe, notably in France, Switzerland, Germany, and other mountainous regions. It feeds mainly on young shoots, seeds, fruits, and insects. This bird is also known for its spectacular mating displays, during which the male puffs up his chest, spreads his tail, and makes powerful calls to attract females. Although the species is not immediately endangered, the Capercaillie faces threats from deforestation, human disturbance, and habitat loss.

The Great Horned Owl is a large nocturnal raptor, one of the most imposing owls on the American continent. It measures between 50 and 70 cm in length, with a wingspan of 1.2 to 1.5 meters, and weighs between 1.5 and 2.5 kg. Its plumage is mainly brown, speckled with black, with lighter markings on its belly and wings. It has large tufts of feathers on its head that resemble ears, and piercing yellow eyes. This owl inhabits a variety of habitats, including forests, wooded areas, and open landscapes across North America, notably in the United States, Canada, and Central America. It is primarily nocturnal and carnivorous, feeding on small mammals, birds, and occasionally reptiles. It is also known for its impressive hunting abilities, flying silently to surprise its prey. Although the Great Horned Owl is not currently threatened, it may be affected by habitat loss and human disturbance.

The Eurasian Eagle-Owl is a large nocturnal raptor, one of the most imposing owls in the world. It measures between 60 and 70 cm in length, with a wingspan of 1.6 to 1.8 meters, and weighs between 1.5 and 4.5 kg. Its plumage is primarily brown, with white and black mottled patterns, and its eyes are bright orange, giving the bird a piercing gaze. It also has tufts of feathers on its head that resemble ears, which give it a distinctive appearance. The Eurasian Eagle-Owl primarily inhabits forests, mountains, and rocky areas in Europe, Western Asia, and the Middle East. It is an opportunistic hunter, feeding mainly on small mammals, birds, and sometimes reptiles or amphibians. The Eurasian Eagle-Owl is a solitary and territorial bird, known for its powerful and deep calls, often heard at night. While the species is not endangered, it may be affected by the destruction of its natural habitat and human disturbances.

The Verreaux's Eagle-Owl, or Bubo lacteus, is an impressive nocturnal raptor, recognizable by its dark eyes and prominent ear tufts. It is the largest owl in Africa, measuring up to 66 cm in length with a wingspan reaching 1.5 meters. Its plumage is primarily gray with lighter shades on the belly. This skilled predator feeds mainly on small mammals, birds, and sometimes reptiles. It is often found in savannas, open forests, and wooded areas near watercourses. Although its conservation status is currently "Least Concern," habitat destruction could threaten its populations in the future.

The Bubo ascalaphus, or Desert Owl, is an impressive nocturnal bird of prey, primarily found in the arid regions of North Africa and the Middle East. This owl is distinguished by its sandy plumage, which allows it to blend seamlessly into its desert environment. It has large yellow eyes and prominent ear tufts. An efficient predator, it primarily feeds on small mammals, birds, and insects. Its call is a deep, resonant hoot, often heard at dusk. The Desert Owl is a solitary bird, except during the breeding season when it forms monogamous pairs. Its ability to survive in extreme conditions makes it a fascinating example of animal adaptation.

The Great Egret is a large wading bird, easily recognizable by its entirely white plumage, long legs, and long, sinuous neck. It stands about 85 to 105 cm tall, with a wingspan of 1.3 to 1.7 meters, and weighs between 800 and 1,500 g. The Great Egret has a long, slender yellow beak and bright green eyes. It primarily inhabits wetlands, marshes, estuaries, and lake shores in Europe, Africa, Asia, and the Americas. This bird is an excellent fisherman, feeding mainly on fish, crustaceans, and aquatic insects, which it captures by diving or slowly probing the water with its beak. During the breeding season, the Great Egret is known for its elegant courtship dances and its plumage adorned with long, delicate feathers, giving it a majestic appearance. While the species is not endangered, it is sometimes threatened by habitat loss and water pollution.

The great bustard, Otis tarda, is one of the heaviest flying birds. It is recognizable by its brown and white plumage, with distinctive patterns on the wings. Males, larger than females, sport a white feather mustache during the breeding season. This bird prefers vast open plains and steppes, where it feeds on plants, insects, and small vertebrates. The great bustard is a symbol of bird conservation in Europe, as it is threatened by habitat loss and hunting. It is known for its spectacular courtship displays, where males puff up their feathers to impress females.