Rats

General Appearance Rats look quite similar to mice, although they are typically much larger. The average rat grows about ten inches long from its nose to the base of its tail, and the ridged tail usually adds another seven inches to the total length of the animal. A rat’s coat should be glossy, and it…

Mice

General Appearance Mice are one of the smallest rodents kept as pets, but their size varies according to breed. Some are as small as four inches long from nose to tail, while some show mice are bred to grow six inches or more. These rodents have prominent, rounded eyes, tulip-shaped ears and long tails. They…

Hamsters

General Appearance Domesticated Syrian hamsters are most commonly kept as pets. According to the Southern Hamster Club, they are stocky little creatures that measure about five inches long on average. They have fairly large eyes for their size, and their ears are erect. They also have very stubby tails. Syrian hamsters can have long or…

Guinea Pigs

General Appearance Guinea pigs, more accurately called cavies, are plump little tailless creatures that weigh approximately two pounds when fully grown. They have blunt, Roman noses and round eyes, and their ears look similar to rose petals.   These cute, domesticated pets can have long or short hair, depending on their breed, and there are…

Gerbil

General Appearance Domesticated gerbils look similar to hamsters with a few exceptions. They have slightly broader heads with very small ears, slimmer bodies, and a long tail. Their backs are arched, and they tend to move like mice. Their entire length, including their tails, runs about eight inches long on average. Gerbils have short fur…

Chinchillas

¬†General Appearance Chinchillas are very attractive rodents that have lush coats and furry tails. Their eyes are large and round, and their large, erect ears operate as their cooling system. They are similar in size to a Guinea pig, and typically reach about ten inches in length, with about an additional five inches worth of…