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Appearance characteristics of hamster
Hamsters are small to large rodents. Short and thick, weighing 30 ~1000g. The tail length varies from 7 to 106 mm, which is half of the body length, without scales, covered with dense hair, and a few species are very short, less than half of the hind feet; In some species, females are larger than males.

The color of tail hair varies greatly, and it is gray, taupe or sandy brown. The original hamster has bright fur, reddish-brown back and black abdomen. Hamsters have long and thick hair. Their backs are gray, pink, light yellow, light brown or reddish brown, and their bellies are white.

The odontoid process of molar is tumor-like and arranged in two rows, and the left and right odontoid processes are not opposite or almost opposite. Hamsters have a double-cavity stomach and no gallbladder. Their large intestine and cecum are quite complicated.

Extended data:

Living habits

They mainly eat plant seeds, tender stems, leaves and fruits, and occasionally eat insects. No hibernation. Live by eating stored food in winter. In addition, some species are omnivorous and can be vertebrates, such as frogs.

They stuffed food into their cheeks and took it back to store it in their caves. As many as 90 kilograms of hamster caves were found to store food.

Hamsters perceive visual, tactile, auditory and chemical stimuli. When looking for prey, they seem to rely most on vision, but hearing and smell are also important.