Wolf skull

Wolf skull

Wolves are carnivorous animals in the family Canidae. There are a total of 11 subspecies. Medium and symmetrical body shape, slender limbs, toe mobility, conducive to fast running. The head and palate are pointed, the face is long, the nose protrudes, the ears are pointed and upright, the sense of smell is sensitive, and the hearing is developed. Canine teeth and split teeth are well-developed. The fur is thick and long. The forefoot has 4-5 toes, while the hind foot usually has 4 toes; Claws are thick and dull, unable to stretch or slightly able to stretch. Hairy tail, more developed. It is a nocturnal animal that is good at running quickly and over long distances. It prefers to live in groups and often curls up alone or in pairs in caves during the day. However, it also comes out for activities during the day in sparsely populated areas. Come out at night to search for food.
Bulldog skull

Bulldog skull

Bulldogs are carnivorous mammals in the family Canidae, also known as tiger dogs or bulldogs, with a relatively short body size; Short neck and strong shoulders; The skin from the head to the chest is loose and wrinkled; The mouth protrudes forward; Flattened nose; The ear position is elevated; Large, dark colored eyes; Short tail, vertical or spiral shaped; The bones of the limbs are thick and short; Wide spacing between forelimbs, strong and powerful hind limbs; The fur is short and the surface is smooth. Named after its origin as a fighting dog. The lifespan is about 10 years. Originating from the United Kingdom. Disgusting and kind, gentle and coquettish, bold and quick witted, good at learning, easy to train, extremely possessive of food.
Deer skull

Deer skull

The red deer is a mammal belonging to the deer family and the deer genus. It is a large deer species second only to the moose, with a total of 8 subspecies. It is named after its body shape resembling a galloping horse. Body length is about 180 centimeters, shoulder height is 110-130 centimeters, adult male weighs about 200 kilograms, and female weighs about 150 kilograms. Due to different origins, there are also some differences in the morphology of deer. The body is dark brown with some white spots on the back and sides. Males have horns, usually divided into 6 forks, with a maximum of 8 forks, and the second fork of the furry horn is closely adjacent to the eyebrow fork. Summer fur is relatively short, without fuzz, generally reddish brown in color, with a darker back and a lighter belly, hence it is called "red deer".
American alligator skull

American alligator skull

The American alligator, also known as the Mississippi River crocodile or the Mississippi River crocodile, is a large species of crocodile in the Western Hemisphere and the ninth largest member of the crocodile family. Male crocodiles can reach a body length of over 4 meters, while females are less than 3 meters. Juvenile crocodiles are black in color, with irregular yellow horizontal stripes on their bodies. As adults, these yellow stripes will gradually be obscured by melanin and algae. The mouth and nose of American alligators are round and wide, with 17-22 teeth on each side of the upper jaw and the same number of teeth on the lower jaw. There are a total of 18 horizontal rows of keratinized scales on the back of the body, of which 8 rows are larger; There are incomplete fins between the toes. The American alligator is mainly distributed in the southeastern United States and inhabits freshwater wetlands.
Xizang Sheep Skull

Xizang Sheep Skull

Xizang sheep is an animal belonging to the sheep genus (Argali) of Bovidae, Sheep subfamily and Ovine subfamily. Grassland type Xizang sheep have strong physique. The head is rough and triangular in shape, with a raised nose bridge. Both male and female sheep have horns, with the horns of male sheep being thick and often extending in a spiral shape to both sides, while the horns of female sheep are flat and smaller, twisting and extending outward. Open chest, straight back and waist, well developed bones. Strong limbs and solid hooves. The body of Xizang sheep of Sanjiang type is rectangular. There are two types of ram horns, one is a large curve that bends backwards and forwards, and the other is twisted outwards. Most ewes have horns. The tail is conical, and the average length of a ram's tail is 12 centimeters. Most applications have black or brown patches on the head, neck, and tail.
Canadian elk skull

Canadian elk skull

The Canadian red deer is a designated subspecies of the large animal red deer in the ungulates and artiodactyls order. The male deer has large antlers that begin to grow in spring and shed each winter. Their fur varies in color depending on the season and the type of habitat. In winter, the fur color is generally gray or other lighter colors, while in summer, the color is reddish and darker. Residing in forests and forest edges. During estrus, male deer will perform various actions to compete for mating rights, including posing, antler wrestling, and vocalizing. The male deer will continuously make sharp calls to ensure its dominant position and attract the female deer.
Goat skull

Goat skull

Goat is a mammal belonging to the subfamily Goat in the order Artiodactyla, family Auchenipteridae. Also known as Xia sheep or Black sheep. There are over 150 goat breeds in the world, including dairy goats, wool goats, etc; There are over 40 goat breeds in China, including Yimeng Black Goat, Cangshan Black Goat, and others. Goat is one of the earliest domesticated livestock by humans. China has a long history of goat breeding, recorded as early as the Xia and Shang dynasties. As a major agricultural and livestock country, it is the country with the richest goat breed resources in the world. Goats have some natural susceptibility to diseases, making them suitable animal models for studying human related diseases and achieving significant achievements.
African elephant skull

African elephant skull

Africanelephant: a genus of elephants in the family Elephantidae, order Longnose. Adult African male elephants are taller than 3.5 meters and can reach a maximum of 4.1 meters, weighing approximately 2.7 to 6 tons. Females are smaller than males, with a maximum recorded weight of 13.5 tons. African elephants are the largest mammals on land, with males and females exhibiting a binary sex (both sexes differ in body shape or physical characteristics). Both species of elephants in this genus are native to Africa and can live in various natural environments ranging from sea level to an altitude of 5000 meters, including forests, open grasslands, grasslands, thorn bushes, and semi-arid jungles.
Leopard skull

Leopard skull

Leopard is a large carnivorous animal belonging to the mammalian, feline, and leopard genera, with a body length of 100-150 centimeters and a weight of 50-100 kilograms. Similar in shape to a tiger, but noticeably smaller; The body is uniform, the limbs are medium long, and the toes are oriented. Sight, hearing, and smell are all well-developed. Small head and long tail, short and healthy limbs, 5 toes in the front foot and 4 toes in the back foot, gray white claws, able to stretch and retract. The fur is yellow and covered with black circular spots; The spots on the head are small and dense, while the spots on the back are dense and large. The spots are in a circular or elliptical plum blossom pattern, similar to ancient copper coins, hence they are also known as "money leopards".
Pig skull

Pig skull

Pig is a vertebrate, mammal, domestic animal, and also an ancient omnivorous mammal, mainly divided into domestic pigs and wild boars. Currently, people believe that pigs are the abbreviation for animals in the pig family, and pigs have different physical characteristics depending on their breed; Usually characterized by large ears, long head, short limbs, straight nose, fat body, and narrow waist and back. The hair is coarse and hard, and the fur colors are usually white, pink, black, brown, and floral. Domestic pigs are a subspecies of wild boars that have been domesticated by humans. They have shorter tusks than wild boars and are one of the domesticated livestock. Generally speaking, domestic pigs refer to pig breeds that humans raise for food.
Lion skull

Lion skull

Lions are large ferocious beasts of the Carnivorous Order, Felidae family, and Panther genus. Its body is flexible, strong, and has a thick chest; Having a short and hard skull and jaw, making it easy to hunt prey; Lions have many hard, inward curved protrusions on their tongues, which are beneficial for feeding and grooming their fur; Adult male lions weigh more than their female counterparts, are larger in appearance, and have long mane. Mainly distributed in the African savannah and India. It has a large body shape and cooperates in hunting, making it the only social type among felines. Lions have clear division of labor, with the female lion's task being to reproduce offspring and search for food, while the male lion is responsible for protecting the entire lion pack.
Parsons Chameleon skull

Parsons Chameleon skull

Parson's chameleon is a relatively large chameleon species that is endemic to the remote moist virgin forests of eastern and northern Madagascar. It is a near threatened species and therefore subject to restrictions on international trade. In terms of size, it is second only to the Madagascar giant chameleon. The Parson chameleon can exceed 2 feet in length and comes in two main colors. Yellow and green. According to gender, the color may vary, so the color of a chameleon may be red, brown, or even blue-green. Some types of these reptiles may have unique orange eyes. It is omnivorous, eating most plants or small animals.
Crow skull

Crow skull

Crow is the common name for several species of black birds in the family Crowidae and genus Crow. Also known as Lao Lu, his mouth is filled with joyful cries. It is the largest bird in the Passeriformes order, with a body length of about 50 centimeters. The whole body or most of the feathers are blackish black, hence the name. Feathers are mostly black or black and white, with long beaks, some with distinct white collars, and black feathers with a purple blue metallic luster; Wings are much longer than tails; The mouth, legs, and feet are pure black. The distance between the nostrils and the forehead is about one-third of the length of the mouth, and the nose must be hard and straight, reaching the middle of the mouth.
Headless Spiny Guinea Pig Skull

Headless Spiny Guinea Pig Skull

The tailless spiny guinea pig is a type of terrestrial medium to large herbivorous rodent, and is a member of the only genus in the tailless spiny porpoise family, the tailless spiny porpoise genus. Tailless spiny guinea pigs are distributed in Central and South America, resembling spiny porpoises in appearance, but with a larger snout and light colored spots and horizontal lines on the body. The tailless spiny guinea pig has a length of 50-77 centimeters, excluding a short tail of 13-23 centimeters. It weighs 6-14 kilograms and is the sixth largest rodent in the world. Similar to guinea pigs, they have square heads, small ears, sides with spotted and striped patterns, and almost invisible tails.
Yellow eyed penguin skull

Yellow eyed penguin skull

The yellow eyed penguin is a penguin belonging to the bird class, penguin family, and yellow eyed penguin genus. Height is 56-78 centimeters, weight is about 5-8 kilograms. This species exhibits sexual dimorphism, with male birds possessing decorations derived from carotenoids. The difference between males and females can be seen from the pigment deposition on their feathers, with males having a brighter yellow head. The pupils of yellow eyed penguins are light yellow, which is their main characteristic. The body is black, and the jaw and throat are black brown. There is a yellow band connecting the eyes at the back of the head. Residing along the coastline of New Zealand's islands. Most of the coast is covered by coastal forests.
Western roe deer skull

Western roe deer skull

The Western roe deer, belonging to the family Deer and genus Deer, is a small deer with a body length of only 95-135 centimeters, a shoulder height of 65 centimeters, and a weight of 15-30 kilograms. Cheeks gray, body color reddish, golden red in summer, deepening to brown or even black in winter. The color of the abdomen is light, and there is a tuft of white hair near the tail. The tail fur of female roe deer is heart-shaped, while that of male roe deer is kidney shaped. The tail is extremely short, only 2-3 centimeters, almost invisible. When frightened, they will shout loudly and raise their white tail hair. Only male roe deer have horns, are short and straight, and are 5-12 centimeters long. Unlike other deer, roe deer immediately begin to regrow after losing their horns.
European bison skull

European bison skull

The European bison is a member of the family Oxidae in the order Artiodactyla. The body length is 220-300 centimeters, the tail length is 40-60 centimeters, and the weight is 450-1000 kilograms. Both female and male animals have horns, which are slender and elongated. The horns first turn inward, then turn upward, and then bend forward. The tips of the horns then bend inward. Female animals have shorter and thinner horns. Small head, exposed snout, small eyes, and short ears. The neck is relatively short, with obvious hanging hair from the lower cheeks to the chest. European bison breed offspring in spring, and typically cows can produce a calf weighing over 20 kilograms. The lifespan of European bison is quite long, about 40 years in suitable environments.
Reindeer skull

Reindeer skull

Reindeer, belonging to the family Reindeer in the order Artiodactyla, are animals of the genus Reindeer. Reindeer have a large body shape, with thick and dense coarse fur all over their body. Their head is long and straight, their mouth is thick, their eyes are large, their neck is thick and short, their nostrils are large, they do not have a nose mirror, their nostrils have short fur, their tail is short, and their hooves are wide. Females have smaller horns than males. Reindeer have features such as horse heads, antlers, donkey bodies, and cow hooves, and are commonly known as "four unlike". Reindeer are widely distributed in the cold regions of northern Eurasia, North America, and southern Siberia, generally inhabiting coniferous forests in cold temperate zones. Every year, reindeer undergo a large-scale migration of several hundred kilometers, with female deer leading the entire migration team and male deer following closely behind.
Sperm whale skull

Sperm whale skull

Sperm whales are marine mammals belonging to the order Cetiformes and family Spermatidae. With a body length of up to 18 meters and a weight of over 50 tons, it is the largest toothed whale, with its head occupying one-third of its body. The head is huge, the lower jaw is small, and only the lower jaw has teeth. No dorsal fin; Highly capable of diving, it is the mammal with the deepest and longest diving time. Like a fish in size, it breathes through its lungs. Short neck, the head seems to be connected to the torso; Cervical spine healing; The nostrils are spray holes located at the snout end, the forelimbs become fins, the forearms degenerate, the palms become longer, and the number of toes increases, but the toes and claws cannot be seen from the outside; Hind limb degeneration; The tail is like a fish, with horizontal tail fins, and it swings by the tail when swimming.
White tailed deer skull

White tailed deer skull

White tailed deer is an animal belonging to the subfamily of hollow toothed deer and the genus of hollow toothed deer. The white tailed deer has a wide white tail, with a slightly reddish brown fur in summer and a slightly gray brown fur in winter. An adult white tailed deer has antlers, which extend forward on the main trunk and grow upward on the forked branch. The horns of the white tailed deer do not split, and its broad brown tail is covered with a patch of white fur. When the white tailed deer encounters a danger warning and rushes forward, its tail lifts upward, revealing its white color. It is said to have the effect of confusing pursuers, and the name of the white tailed deer comes from this.
Spoonbill skull

Spoonbill skull

Spoonbill, a collective term for six species of long legged wading birds, is the national bird of the Netherlands. Mainly feeds on small vertebrates and invertebrates such as shrimp, crabs, aquatic insects, insect larvae, worms, crustaceans, mollusks, frogs, tadpoles, lizards, and small fish, occasionally also consuming small amounts of plant-based food. Spoonbills often move in groups, and occasionally there may be individuals moving alone. Resting often spreads out in a straight line by the water's edge. Stand still for a long time, then fly to another place after being startled. Sexual alertness and fear of people, with both wings flapping rapidly during flight, averaging around 186 movements per minute. Flying often takes place in sparse single rows or in wavy diagonal lines.
Skull of the Red tailed Owl

Skull of the Red tailed Owl

The red tailed hawk is a bird of the family Falconidae in the order Falconiformes. Its body is robust, with wide and round wings, and a red and broad tail. The red tailed pheasant is one of the largest members of birds, with a body length of 45-56 centimeters and a weight of 690-1300 grams. The red tailed pheasant has a very obvious male female dimorphism in terms of body size, with females being 25% larger than males. The upper beak of the red tailed pheasant has an arc-shaped protrusion at the edge, which is suitable for tearing prey and swallowing; The base has wax film or whisker like feathers; Strong wings, wide, round and dull wings, fan-shaped and soaring flight, fan-shaped rhythm slower than falcons; The tarsal region is relatively long, approximately equal to the length of the tibia. The iris of young birds is light yellow, and as adults, the color gradually darkens to bird reddish brown.
Porcupine skull

Porcupine skull

Porcupines are mammals of the family Porcupidae in the order Rodentia, belonging to the genus Porcupines. Extremely large in size. Eyes and ears are very small; The skull is thick and robust, the occipital spine is well-developed, and the nasal bone is long and wide, longer than half the length of the skull; A cavity with expansion and inflation; The nasal snout is concave and the nasal cavity is large; My whole body is covered in thorns, and the spines on my buttocks are particularly long. My tail is hidden inside the spines. The base of the spines on the forehead and front back is light brown in color, while the upper part is white; The body is dark brown with a white stripe on the neck. Porcupines mostly inhabit mountainous environments, making large-scale prevention and control difficult. They are often captured using physical equipment. Due to the increasing depletion and extinction of wild porcupines, the Chinese forestry department has listed them as a protected species and banned hunting.
Musk rat skull

Musk rat skull

Muskrat, belonging to the rodent order Cricetidae, genus Muskrat, also known as muskrat. The muskrat has a body shape similar to a large mouse, with dense fur around its body, a brown black or chestnut yellow back, and a brown gray belly. The tail is brownish black in length, slightly flattened, with scaly skin on top and sparse brownish black mixed hair. Because it lives in water and is good at swimming, it is known as a water mouse or water rat.