The slender-horned gazelle, or Gazella leptoceros, is a species of gazelle that primarily inhabits the desert regions of the Sahara. It is recognizable by its slender, elongated horns, which can reach up to 40 cm in length. Its coat is pale, almost white, allowing it to blend into the sandy dunes. This gazelle is well adapted to its arid environment, capable of surviving with very little water, feeding mainly on leaves, shoots, and fruits. Unfortunately, it is critically endangered due to excessive hunting and habitat degradation.

The Cyanocorax affinis, or White-throated Magpie-Jay, is a striking bird known for its vivid blue plumage and distinctive white face with a black crest. It is primarily found in Central America, particularly in Costa Rica and Panama. This social bird lives in family groups and is noted for its intelligence and ability to mimic sounds. It inhabits tropical dry and humid forests, forest edges, and cultivated areas. The White-throated Magpie-Jay is omnivorous, feeding on fruits, insects, and occasionally small vertebrates. Its curious behavior and adaptability to human-altered environments make it a fascinating species to observe. Although not currently threatened, deforestation could impact its populations in the long term.

The Blue Jay, Cyanocitta cristata, is a striking bird with predominantly blue plumage accented with white and black. Easily recognizable by its distinctive crest and loud call, this bird is omnivorous, feeding on seeds, insects, and occasionally small vertebrates. It is commonly found in deciduous and mixed forests, as well as urban parks and gardens. Known for its intelligence, the Blue Jay can mimic sounds, including the calls of other birds. It plays a crucial role in seed dispersal, aiding forest regeneration.

The Japanese Jay is a medium-sized bird known for its colorful plumage and distinctive crest. It features a mix of colors from pinkish-brown to bright blue on the wings, with black and white markings. This bird is primarily arboreal, inhabiting deciduous and coniferous forests in Japan. It is known for its intelligence and ability to mimic sounds. Omnivorous, it feeds on acorns, insects, and small animals. The Japanese Jay plays a crucial role in seed dispersal, aiding forest regeneration.

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 Smith's green-eyed gecko (Gekko smithii) is a medium-sized nocturnal lizard (total length up to 35 cm, SVL 19 cm) with olive-green to brown mottled dorsal coloration and a pale throat bordered by dark mottling. Endemic to tropical and secondary forests of Southeast Asia (Thailand, Malaysia, Indonesia, Myanmar, Singapore), it occupies tree trunks and riparian vegetation where it forages for insects and arachnids. Reproduction occurs year-round, with females laying clutches of two eggs followed by an incubation period of 60–90 days. It uses crevices for shelter, produces harsh calls to communicate, and exhibits moderate wariness.

The Phelsuma quadriocellata, or four-spotted day gecko, is a small, colorful lizard native to Madagascar. It is known for its bright green skin adorned with blue and red spots, and its distinctive four black spots on the back. This diurnal gecko is often found in humid tropical forests, feeding mainly on insects and nectar. It is appreciated for its adaptability to various environments, including gardens and human dwellings. Although generally suspicious, it can become tolerant of humans over time. Its reproduction is oviparous, with a gestation period of about 40 to 45 days.

The Sikora's Leaf-tailed Gecko, Uroplatus sikorae, is a master of disguise, blending seamlessly into its surroundings with skin that mimics tree bark. Native to Madagascar, it primarily inhabits humid tropical forests. This nocturnal reptile is known for its ability to remain motionless for extended periods, making it difficult to spot. Its leaf-shaped tail is not only a tool for camouflage but also a means of communication with its peers. Measuring between 15 and 20 cm, it primarily feeds on insects. Although its appearance is striking, it is harmless to humans.

The Uroplatus ebenaui is a fascinating gecko endemic to Madagascar, renowned for its exceptional ability to blend into its surroundings. Its brown coloration and flattened shape allow it to resemble a dead leaf, providing perfect camouflage against predators. Measuring about 10 cm in length, it has a leaf-shaped tail that enhances its mimicry. This nocturnal gecko is primarily arboreal, inhabiting humid tropical forests. It feeds on insects and other small invertebrates. Its reproduction is oviparous, with eggs laid in the forest litter. Although discreet, it plays a crucial role in the ecosystem by regulating insect populations.

The Phelsuma laticauda, commonly known as the gold dust day gecko, is a small, brightly colored lizard native to Madagascar and nearby islands. It is easily recognizable by its vibrant green color, often adorned with golden or red spots on its back. Its size typically ranges from 10 to 15 cm, including the tail. This gecko is diurnal, meaning it is active during the day, and is often seen on tree trunks or the walls of human dwellings. It primarily feeds on insects but also enjoys nectar and fruits. Its ability to adapt to various environments, including urban areas, makes it a fascinating example of animal adaptation.

The Phelsuma madagascariensis, or Madagascar day gecko, is a colorful and fascinating lizard native to Madagascar. It is renowned for its bright colors, often green with red and blue spots, which help it blend into its natural environment. Typically measuring between 20 and 25 cm, this gecko is diurnal, meaning it is active during the day. It primarily inhabits humid tropical forests but can also be found in gardens and plantations. Although mainly insectivorous, it also feeds on nectar and fruits. Its ability to climb smooth surfaces thanks to its adhesive pads makes it an excellent climber.

The Leopard gecko is a terrestrial species native to the desert and semi-desert regions of Asia, particularly Pakistan, India, and Nepal. This gecko is easily recognized by its dark spots on a pale yellow background, giving it a unique appearance. Unlike other geckos, it has movable eyelids, allowing it to blink, unlike other species that have fixed eyelids. The Leopard gecko is a nocturnal predator, primarily feeding on insects and small invertebrates. It is popular in the reptile trade due to its calm temperament and ease of care.

The Satanic Leaf-Tailed Gecko, Uroplatus phantasticus, is a master of camouflage native to Madagascar. Its ability to blend into its surroundings is remarkable, thanks to its skin that mimics the appearance of dead leaves. This small reptile, measuring about 10 cm, has a leaf-shaped tail that allows it to effectively hide from predators. Primarily active at night, it feeds on insects and other small invertebrates. Its coloration ranges from brown to gray, with occasional reddish hues, enabling it to blend into leaf litter. Although fascinating, it is vulnerable to deforestation and habitat loss.

The Tokay gecko is a large lizard native to the tropical forests of Southeast Asia. This gecko is particularly known for its vibrant colors, with a gray or bluish body speckled with orange or red spots, making it easily recognizable. The Tokay gecko is nocturnal and arboreal, living in forested habitats, often near human dwellings. It is also famous for its distinctive call, resembling its name, tokay," which it uses to defend its territory or attract a mate. This gecko is a carnivorous predator, feeding mainly on insects and small vertebrates."

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 Common Genet is a small, agile, and elegant carnivore, easily recognizable by its long and slender body, as well as its characteristic spots. It measures between 45 and 60 cm in length, with a tail measuring 40 to 50 cm, and typically weighs between 1.5 and 2.5 kg. Its coat is usually light gray or brown, speckled with dark spots that form a distinctive pattern on its back and flanks. The Common Genet has a bushy tail and a body shape that allows it to easily climb trees and slip into narrow spaces. It primarily inhabits forests, woodlands, and wooded areas in North and South Africa, as well as the Iberian Peninsula. This carnivore is omnivorous, feeding mainly on small mammals, birds, insects, fruits, and berries. The Common Genet is also an excellent climber, often seen moving through trees in search of food or to escape danger. While the Genet is not currently threatened, it faces threats related to habitat loss and human persecution.

The Lesser Egyptian Jerboa, or Gerbillus gerbillus, is a small desert rodent primarily found in the arid regions of North Africa. It is well adapted to its dry environment due to its ability to conserve water and its nocturnal habits, which help it avoid the daytime heat. Its fur is typically sandy, providing excellent camouflage in its natural habitat. It primarily feeds on seeds, insects, and desert vegetation. The Lesser Egyptian Jerboa is known for its long hind legs, which allow it to make large jumps, facilitating quick movements to escape predators. Although often solitary, it can sometimes be seen in small groups.

The Gerenuk is a unique species of antelope from East Africa, recognizable by its long neck and graceful posture. It lives in savannas and semi-deserts, where it primarily feeds on shrubs and tree leaves. The Gerenuk is an excellent climber, capable of standing on its hind legs to reach high vegetation. This ability allows it to feed efficiently and avoid competition with other ground-dwelling herbivores. Although relatively discreet, the Gerenuk is threatened by habitat loss and poaching.

Gibbonss, members of the Hylobatidae family, are primates particularly known for their agility and their ability to move through the canopy. They are the smallest of the great apes, measuring between 40 and 70 cm in height, with long, powerful arms that can reach up to 2.5 times the length of their body. Their weight typically ranges from 5 to 15 kg, depending on the species. Gibbonss are primarily known for their mode of locomotion called "brachiation," where they move by swinging from branch to branch at impressive speeds, often at high altitudes. Their fur is typically dense, varying in color from black to light brown, and some species have distinct facial markings. Gibbonss primarily inhabit the tropical forests of Southeast Asia, where they feed mainly on fruits, leaves, and small insects. These primates are social and typically live in small family groups. While gibbons are not all at immediate risk, several species are endangered due to habitat loss, poaching, and the illegal wildlife trade.

The Maasai Giraffe is a subspecies of giraffe, easily recognized by its irregular and jagged patches, which differ from those of other subspecies. It typically stands between 4.3 and 4.8 meters tall, with males being larger and heavier than females, weighing between 800 and 1,200 kg. Its coat is light beige to light brown, with irregularly shaped leaf-like patches that are bordered in white. These patches are smaller and more scattered than those of the Southern Giraffe. The Maasai Giraffe primarily inhabits the savannas and grasslands of East Africa, particularly in Kenya and Tanzania. It is herbivorous, feeding mainly on acacia leaves and other tall vegetation, which it reaches with its long neck and prehensile tongue. Although the Maasai Giraffe is currently considered less threatened than other giraffe subspecies, it faces threats such as habitat loss and poaching.

The Northern Giraffe is a subspecies of giraffe, characterized by its slender body and long neck. It stands about 4.5 to 5.5 meters tall, with males being larger and bulkier than females. Northern giraffes weigh between 800 and 1,200 kg. Their coat is light beige with irregular patches of brown or orange, which are smaller and more closely spaced than those of other giraffe subspecies. These patches are outlined in white, creating a distinctive pattern. The Northern Giraffe primarily inhabits the savannas and open woodlands of northern Kenya, particularly in the Samburu National Reserve and surrounding areas. Herbivorous, it feeds mainly on acacia leaves and other tall vegetation, which it reaches with its long neck and prehensile tongue. The Northern Giraffe is an endangered species, due to habitat loss and human conflicts, including poaching and encroachment on its land.

The Southern Giraffe is a subspecies of giraffe, characterized by its slender body, long neck, and robust legs. It typically stands between 4.3 and 4.8 meters tall, with males being larger and heavier than females, weighing between 800 and 1,200 kg. Its coat is light brown to beige, with irregular darker patches that are bordered by white. The patches of the Southern Giraffe are larger and more spaced out than those of other subspecies, giving it a distinctive pattern. It primarily inhabits the savannas and woodlands of southern Africa, notably in South Africa, Namibia, Botswana, and Zimbabwe. Herbivorous, it feeds primarily on acacia leaves, berries, and fruits, which it reaches with its long neck and prehensile tongue. While the species is currently less threatened than other giraffe subspecies, the Southern Giraffe faces risks related to habitat loss and population fragmentation.

The reticulated giraffe, or Giraffa camelopardalis reticulata, is a subspecies of giraffe known for its distinctive coat pattern of large polygonal patches separated by white lines. It is primarily found in northeastern Kenya, southern Ethiopia, and Somalia. Reticulated giraffes live in loose social groups and primarily feed on acacia leaves, which they reach with their long necks. They play a crucial role in their ecosystem by promoting tree growth and seed dispersal. Although majestic, they are vulnerable due to habitat loss and poaching. Their population is declining, leading to their classification as a vulnerable species by the IUCN.

The long-finned pilot whale is a large oceanic dolphin in the family Delphinidae, measuring 5–6 m in length and weighing up to 1 200 kg. It has a robust black body, bulbous head, and long pectoral fins. It inhabits temperate to subantarctic waters, feeding mainly on squid and fish, and forms matrilineal social pods.

The Wolverine is a robust and solitary carnivore, often compared to a small bear due to its size and strength. It measures about 65 to 87 cm in length, with a tail measuring 30 to 40 cm, and weighs between 10 and 30 kg. Its fur is typically dark brown, with lighter markings on the legs and throat, forming a distinctive "mask" around its face. The Wolverine has powerful musculature, allowing it to capture prey much larger than itself, such as deer or reindeer, although it primarily feeds on small mammals, insects, and carcasses. It is an opportunist, capable of stealing food from other predators such as wolves or bears. The Wolverine primarily inhabits the northern forests of Asia and North America, including Scandinavia, Russia, Canada, and Alaska. It is an excellent climber and swimmer, well-adapted to cold, snowy environments. Although its population remains relatively stable in some areas, the Wolverine faces threats related to habitat loss, climate change, and human persecution.

The Blue Wildebeest is a large herbivorous antelope, easily recognizable by its massive body, imposing head, and black mane. It stands about 1.3 to 1.5 meters at the withers and typically weighs between 150 and 250 kg. Its coat is generally grayish-blue, with black markings on the head, legs, and shoulders. The Blue Wildebeest has curved horns that can reach 80 cm in length. It primarily inhabits the savannas, grasslands, and woodlands of Southern Africa, notably in South Africa, Botswana, and Namibia. Herbivorous, the Blue Wildebeest mainly feeds on grasses and low vegetation, often seen in large herds in open plains. It is commonly seen during large migrations, moving in search of food and water. While the species is not currently endangered, it faces risks related to habitat loss and hunting.

The Black Wildebeest is a large herbivorous antelope, easily recognizable by its robust build and massive head. It stands about 1.3 to 1.5 meters at the withers and weighs between 150 and 250 kg, with males generally being larger and heavier than females. Its coat is a deep black, with white markings on the throat and legs, and a black mane that distinguishes its neck. The Black Wildebeest is particularly known for its curved horns, which can reach up to 80 cm in length. It primarily inhabits the savannas and grasslands of West and Southern Africa, notably in Senegal, Namibia, and Botswana. Herbivorous, it primarily feeds on grasses and other herbaceous vegetation. The Black Wildebeest often lives in large groups, which helps protect it from predators. While the species is not endangered, it is threatened by habitat loss and climate change, which alters its living conditions.

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 Yellow-rumped Flycatcher, or Ficedula zanthopygia, is a small passerine bird belonging to the Muscicapidae family. Males are easily identified by their striking black and yellow plumage, with a bright yellow belly and a distinctive white wing patch, while females are more subdued in brown and yellow tones. This migratory bird breeds in the temperate forests of East Asia, including China, Korea, and Russia, before migrating south to winter in Southeast Asia. It inhabits forests, parks, and gardens, feeding primarily on insects. Its melodious song and spectacular courtship displays make it a favorite among birdwatchers.

The Narcissus Flycatcher, Ficedula narcissina, is a small passerine bird in the Muscicapidae family, primarily found in East Asia. It is easily recognizable by its striking plumage: males have a black head with a bright yellow throat, a black back, and a white belly. Females are duller with brown and yellow hues. This migratory bird breeds in temperate and subtropical forests, preferring dense wooded habitats. It primarily feeds on insects, catching them in flight. The Narcissus Flycatcher is known for its melodious song, often heard during the breeding season. Although its conservation status is currently "least concern," deforestation poses a potential threat to its natural habitats.