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Like a mouse. The body is fat and strong, with a short, blunt head, small eyes, small ears and a short neck. The incisors are sharp, the masseter muscles are particularly developed, and a tree with a diameter of 40 cm can be bitten off in just 2 hours.
Forelimbs are short and wide. No prewebs, thick hind limbs, fully webbed between the toes, and itchy toes. It inhabits the riverside of the forest edge of the cold temperate coniferous forest and the mixed coniferous and broad-leaved forest, and burrows.
Beaver meat is delicious, beaver fur is very precious, from the water out of the water surface its fur does not stick to the water, its fragrance gland secretion is a precious spice - beaver incense, is one of the world's four major animal spices, also as a stimulant in medicine, has high economic value.
Chinese scientific name: beaver.
Latin scientific name: castor fiber
Kingdom: Animalia.
Phylum: Chordates.
Class: Mammalia.
Order: Rodents.
Family: Beaver family.
Genus: Beaver family.
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The beaver is the largest of the rodents in China. It is semi-aquatic and has a fat body, a short and blunt head, small beaver eyes, small ears and a short neck. The incisors are sharp, the masseter muscles are particularly developed, and a 40 cm tree can be bitten off in just 2 hours.
Forelimbs are short and wide. No prewebs, thick hind limbs, fully webbed between the toes, and itchy toes. The fourth toe is very special in that it has two claw nails, one claw-shaped and the other nail-shaped.
The tail is large and broad, flattened and covered with scales above and below. The dorsal hairs on the body are bright and thick, the hairs are thick and soft, and the abdomen is basically covered with villi. The dorsal body is rusty brown.
The needle hairs are yellowish-brown, and the hair on the head and abdomen is lighter than the back, grayish-brown. Submental nearly yellow. Juveniles are grayish-brown in color.
A pair of incense glands secrete "beaver incense" in front of the anal glands. The weight is 17 30 kg, the body length is 60 100 cm, and the tail length is 21 38 cm.
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Beaver is a kind of herbivore, but their food is very hardcore, they like to feed on plant twigs, bark, roots, etc., in the summer when the food is abundant, beaver will also eat herbs near the river.
But beavers also have a unique skill: building dams, dams are built because they are very weak, and when they survive in the wild, there are many natural predators, whether it is stray cats in the wild, or foxes, wolves, bears and other animals, they will hunt and kill them.
In order to avoid predators, beavers will choose to build nests near the river, and will build the opening of the nest about 30-40 cm below the surface of the water. In order to prevent the water level of the river from falling and exposing the opening of their nest to the air, the beaver will use tree branches, mud, etc. to build dams to raise the water level.
Beavers are actually very intelligent animals, and when they build dams, they first use sturdy branches, insert them into the bottom of the water, and then crisscross them with branches and so on. It is important to note that beavers choose to place their more branched branches downstream of the river, so that it is difficult to break the dam even if the water rises.
After the dam is built, the beavers will also fill the gaps in the dam with mud, stones, plant branches and leaves, etc., making it difficult for the water to pass through, thus raising the water level.
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Beaver is an animal of the beaver family, beaver genus, the body is hypertrophied, the body is covered with long and thick needle hairs and dense and soft fluff, rarely out of the hole during the day, nocturnal activities, good at swimming, diving, where the beaver inhabits or has inhabited the place near the early morning, there are ponds, lakes or swamps.
Beaver is a national first-class wild protected animal, and in China, due to ecological damage and human factors, the distribution area of beaver is shrinking and is on the verge of extinction.
Beavers inhabit the banks of cold temperate and subarctic forests and rivers, like to eat the twigs, bark, and roots of a variety of plants, are timid, have weak self-defense ability, and like to be quiet.
If the beaver's natural enemies are wolves, bears, and foxes, in winter, the cows will often trample the beaver's nest down, leaving the beaver with nowhere to settle down and die.
The symptoms of rheumatism are cold and chilly in the rheumatic area.
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