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 Rufous-gorgeted Flycatcher, Ficedula hyperythra, is a small passerine bird belonging to the Muscicapidae family. It is mainly found in the montane forests of Southeast Asia, particularly in India, Nepal, Thailand, and China. This bird is distinguished by its characteristic rufous throat, contrasting with its bluish-grey back and white belly. It is often seen alone or in pairs, feeding on insects caught in flight. The Rufous-gorgeted Flycatcher is a migratory bird, moving to lower altitudes during winter. It is appreciated by birdwatchers for its melodious song and its ability to adapt to different forest habitats.

The Iceland Gull, or Larus glaucoides, is a medium-sized seabird primarily found in Arctic and subarctic regions. It is notable for its pure white plumage and pale grey wings, lacking the black markings typical of many other gulls. During the breeding season, it nests on coastal cliffs and rocky islands, often in mixed colonies with other gull species. Its diet is varied, including fish, crustaceans, and human waste. As a migratory bird, it winters further south along the Atlantic coasts of Europe and North America. Its flight is graceful and powerful, and it emits distinctive high-pitched calls.

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 erythrogaster, commonly known as the Black-headed Gonolek, is a striking bird with vivid red underparts and a black head and back. It primarily inhabits the savannas and open forests of sub-Saharan Africa. This bird is often seen in pairs, producing melodious duets. It measures about 20 cm in length and feeds mainly on insects and small invertebrates. Although relatively discreet, its distinctive song makes it easier to spot. It plays a crucial role in the ecosystem by controlling insect populations.

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 Laniarius barbarus, commonly known as the West African Boubou, is a bird with distinctive plumage, featuring a bright yellow breast contrasting with a black back. It is primarily found in West Africa, inhabiting savannas, open forests, and shrublands. This bird is known for its melodious song and harmonious duets with its partner. It primarily feeds on insects but can also consume fruits. The West African Boubou is a territorial bird, often seen alone or in pairs. Its ability to blend into its environment sometimes makes it difficult to spot, despite its vibrant colors.

The Chinese goral, Naemorhedus griseus, is a medium-sized caprine native to the mountainous regions of East Asia. It is characterized by its gray-brown coat and distinctive mane running along its back. Both males and females have small, curved horns. Adapted to rugged terrains, it is agile and primarily feeds on leaves, grasses, and young shoots. Though elusive, it plays a crucial role in its ecosystem as a herbivore. Chinese goral populations are threatened by hunting and habitat loss, leading to their classification as near threatened by the IUCN.

The goral, Naemorhedus goral, is a robust and agile caprine, primarily inhabiting the mountainous regions of Asia, notably in India, Nepal, and China. It is characterized by its dense gray fur, short curved horns, and its ability to move easily on steep terrains. Gorals are social animals, forming small groups, although they can also be solitary. They mainly feed on leaves, grasses, and young shoots. Their preferred habitat includes mixed forests and alpine meadows, where they find refuge and food. Although their population is stable, they are threatened by hunting and the loss of their natural habitat.

The Macaroni Penguin, Eudyptes chrysolophus, is a medium-sized penguin known for its striking yellow crest contrasting with its black and white plumage. It primarily inhabits subantarctic and Antarctic islands, forming large colonies on rocky slopes. This penguin is an excellent swimmer, capable of diving to impressive depths to hunt fish, krill, and crustaceans. Its breeding season begins in the austral spring, where pairs reunite to nest. Although its conservation status is concerning due to climate change and industrial fishing, the Macaroni Penguin remains a fascinating species that continues to captivate researchers and nature enthusiasts.

Small penguin 45–60 cm long, 2–4.3 kg, with contrasting black-and-white plumage and distinctive yellow crest tufts on each side of the head. Occurs on subantarctic islands, feeds mainly on crustaceans, fish and krill, diving to 100 m, and breeds in large colonies on rocky shores.

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 Mountain Gorilla is a subspecies of gorilla, primarily found in the volcanic mountains of Central Africa, notably in the forests of the Virunga region, between Rwanda, Uganda, and the Democratic Republic of the Congo. This gorilla is smaller than its cousin, the lowland gorilla, with an average height of 1.4 to 1.8 meters and a weight ranging from 140 to 220 kg for males, and 90 to 120 kg for females. Its fur is dense, typically black, with silver-gray hair on the backs of adult males, hence the name "silverback." Mountain Gorillas live in family groups led by a dominant male, the silverback, who is responsible for the protection and well-being of the group. They primarily feed on plants, fruits, leaves, and stems. Although they are peaceful and shy animals, Mountain Gorillas are critically endangered due to habitat loss, illegal hunting, and diseases transmitted by humans.

The mountain gorilla, Gorilla beringei beringei, is an iconic species primarily inhabiting the mountainous forests of the volcanic regions in Central Africa. Known for their thick fur, which is adapted to the cooler temperatures of their high-altitude habitat, these gorillas live in family groups led by a dominant male, known as a silverback. They are mainly herbivorous, feeding on leaves, stems, and fruits. Unfortunately, this species is critically endangered due to habitat loss, poaching, and disease. Conservation efforts are crucial for their survival, involving the protection of their natural habitat and raising awareness among local communities.

The Western Lowland Gorilla, Gorilla gorilla gorilla, is the smallest of the gorilla subspecies, yet remains an imposing primate. It primarily inhabits the dense tropical forests of Central Africa, notably in Cameroon, the Republic of the Congo, and the Central African Republic. This gorilla is recognizable by its brownish-gray fur, with a lighter shade on the backs of adult males, often referred to as "silverbacks." Western Lowland Gorillas live in family groups led by a dominant male. They are primarily herbivorous, feeding on leaves, fruits, and stems. Although their behavior is generally peaceful, they can become aggressive to protect their group.

The Western Gorilla is a large primate species, closely related to its cousin the mountain gorilla. It is slightly smaller, with an average size of 1.6 to 1.8 meters for males and 1.4 to 1.6 meters for females, weighing between 140 and 200 kg for males and 70 to 120 kg for females. Its fur is generally black, with lighter hair on the back of adult males, who are referred to as "silverbacks" due to the silver color of their back fur. Western Gorillas primarily inhabit the tropical forests of West and Central Africa, notably in Cameroon, the Republic of Congo, the Central African Republic, and Guinea. They feed mainly on plants, fruits, leaves, and stems, and they are predominantly herbivores. Western Gorillas live in social groups led by a dominant male, and they are known for their calm and peaceful behavior. While they are not as endangered as mountain gorillas, Western Gorillas are still at risk due to habitat loss, poaching, and disease.

The Western Crowned Pigeon, or Goura cristata, is a majestic bird native to the forests of New Guinea. This large pigeon is easily recognizable by its delicate feathered crest and striking blue-grey plumage. It measures about 70 cm in length and can weigh up to 2.5 kg. Its elegant appearance and graceful gait make it a fascinating sight in its natural habitat. The Western Crowned Pigeon is a social bird that lives in small groups and primarily feeds on fruits, seeds, and insects. Although its flight is powerful, it prefers to walk on the ground in search of food. Unfortunately, this species is threatened by deforestation and hunting.

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 Macrotis lagotis, commonly known as the greater bilby, is a nocturnal marsupial native to Australia. Recognizable by its large rabbit-like ears, it has a blue-grey coat and a black and white tail. Adapted to arid environments, it digs deep burrows to protect itself from predators and extreme temperatures. An omnivore, it primarily feeds on insects, seeds, and fungi. Unfortunately, the greater bilby is endangered due to habitat loss and predation by introduced species such as foxes and cats. Conservation efforts are underway to protect this iconic species of the Australian ecosystem.

The Southern Reedbuck, or Redunca arundinum, is a medium-sized herbivorous mammal belonging to the Bovidae family. It is primarily found in the moist savannas and grasslands of southern Africa. Recognizable by its light brown coat and lyre-shaped horns, the Southern Reedbuck is a gregarious animal living in small family groups. It is most active at dusk and dawn, feeding mainly on grasses and aquatic plants. Although generally wary, it can be observed from a distance in its natural habitat. Its population is stable, but it is threatened by habitat loss and hunting.