The yellow throated ferret is a terrestrial carnivorous animal in the family Italidae of the order Carnivora, also known as the green ferret, the snub nosed dog, or the yellow weasel. Small and lightweight body length; Kiss tip, big ears; Short limbs; Well-developed claws; Tail cylindrical shape; In winter, the fur coat is brightly colored, with a black brown color from the tip to the neck and back, a white chin that extends backward to the ears, and a white or light yellow throat; The back of the body is orange yellow or yellow brown; Gradually transitioning to black brown in the middle of the body, and orange yellow or yellow brown in the chest; Abdominal pale yellow brown or light yellow white; The head, hind limbs, and tail are black brown in color.

Seagulls are a group of seabirds belonging to the gull family in the order Characiformes. Seagull head and neck are white, back and shoulders are slate gray; The waist, tail feathers, and tail feathers are all pure white. The base is gray white or forms larger gray spots on the inner lining. The lower body is pure white. Humans believe that the call of seagulls sounds like "Europe, Europe", and "gull" is a onomatopoeic word that imitates this bird's call, hence the name. Seagulls are mainly distributed in northeastern, southern, and southwestern China, as well as in Europe, the Mediterranean coast, the Black Sea, Caspian Sea, western North America, including Alaska and the eastern Pacific coast, and even near the Tropic of Cancer.

Dogs are carnivorous mammals in the family Canidae, also known as dogs, and are referred to as the "six livestock" along with horses, cows, sheep, pigs, and chickens. The size and fur color of dogs vary depending on their breed, and their physique is well proportioned; The nose and snout are relatively long; The eyes are oval in shape; Two ears, either vertical or vertical; Limbs agile, with 5 toes in the forelimbs and 4 toes in the hindlimbs, with claws that cannot stretch or retract; The tail is circular or sickle shaped. According to Li Shizhen's "Compendium of Materia Medica", "Dog" means to knock. Dogs bark rhythmically, like knocking on objects, and some people say it is called a dog because of its roughness.

The spotted headed wagtail is an animal belonging to the family Scombridae in the order Scombriformes. The body length of the spotted headed wagtail is about 24 centimeters, belonging to the earless feather tribe. Its body color is brown with light horizontal stripes; The chin is white with one white diagonal line on the shoulder, and the abdomen is white with brown vertical lines; Yellow brown iris; Yellow green mouth, yellow end; The feet are yellow green, and the soles are covered in feathers. The spotted wagtail is distributed in northeastern India and various Southeast Asian countries, while it is found in southern, central, southwestern, and southeastern China. It inhabits forested and agricultural areas in mountainous, hilly, and plain regions. The spotted headed wagtail is nocturnal and usually moves alone or in pairs. It is more active during the day, particularly in the early morning and evening, and can also hunt at night.

Nile crocodile is a large crocodile belonging to the family Crocodylidae in the order Crocodiles. Nile crocodiles have a large body size, ranging from olive green to coffee colored, with black spots and a mesh pattern; The fourth tooth of the lower jaw protrudes outward from the depression of the upper jaw; There are 5 anterior teeth, 13-14 maxillary teeth, and 14-5 mandibular teeth, for a total of 64-68 teeth; The tail is strong and powerful. The adult Nile crocodile weighs up to one ton. The juvenile Nile crocodile is dark yellow brown in color, with obvious horizontal stripes on its body and tail. As an adult, the color of the horizontal stripes becomes lighter.

The black tailed groundhog is a reptile in the family Muridae, belonging to the order Rodentia. The body length is about 30-40 centimeters, the shoulder height is over 10 centimeters, the body is long and fat, and the head is short and wide; The neck is thick and short, and the ears are short and small. The body hair is mainly gray brown; The abdomen is grayish yellow in color; The tail end is black. Life expectancy is 8 years. The black tailed groundhog is distributed in the grasslands of central North America, extending northward to southern Canada; Mainly living on the edge of the Sonora Desert. Social animals that do not hibernate, are active during the day, are good at digging caves, and feed on herbaceous plants. When most of the group is foraging on the grassland, there is always one standing guard near the cave.

The spotted hyena was first officially described by German naturalist Johann Christian Polikap Erxler in 1777. The ancient Greek root of the scientific name of the spotted hyena was used by Pliny the Elder to describe an unknown animal in Ethiopia, possibly the hyena. In literature, it means' object in the color of saffron '. Although spotted hyenas have some similarities to the canidae family, they are more closely related to the civet family. Spotted hyenas belong to the cat suborder, so they are closer to the feline family than to the canine family. The spotted hyena is currently the largest member of the hyena family. It is believed that the ancestor of the spotted hyena branched out from the striped hyena during the Pliocene period (5.33-18 million years ago).

The Japanese macaque is a short tailed monkey that can grow up to 70 centimeters (28 inches) in length. It has a similar appearance to the Japanese macaque, but lacks the bright blue and red colors on its face. It has a high gender dimorphism in weight, with males weighing up to 20 kilograms (44 pounds) and females weighing up to 12.5 kilograms (28 pounds). The overall color is dark gray brown. Mature male has a pink lower lip, a white chin, a dark gray to black face, and a raised groove on the nose. The buttocks are pink, light purple, and blue. Female macaques do not have a pink chin.

Iguanosaurus is a dinosaur genus that lived in the early Cretaceous period. The name means "iguana teeth" and is the first recognized dinosaur, the second officially named dinosaur type, and one of the original three dinosaur species used to define dinosaur classification.