Small Animal Encyclopedia — 78 Species Directory
Encyclopedia of popular small animal species with care guides, traits, and pricing.
Featured Small Animal
Showing 10 of 78 species
© Ilyusha isakov / CC BY-SA 4.0Abyssinian Guinea Pig
Cavia porcellus
Distinctive guinea pig with rosettes (swirled fur patterns) all over the body. Active and curious personality.

Crested Guinea Pig
Cavia porcellus
Short-haired guinea pig with a single rosette (crest) on the head. American Crested has a white crest. Easy to care for.

Degu
Octodon degus
Highly intelligent and social rodent from Chile. Called the singing mouse of the Andes for its vocalizations. Diurnal and easy to bond with.
© No machine-readable author provided. Pemelet assumed (based on copyright claims). / Public domainFancy Rat
Rattus norvegicus
Highly intelligent and affectionate pet rat. Can learn tricks and responds to its name. Clean, social, and an underrated companion.

Guinea Pig
Cavia porcellus
Gentle and social small animal. Communicates through various vocalizations and bonds closely with owners. Cannot synthesize vitamin C, so diet management is essential.

Merino Guinea Pig
Cavia porcellus
Cross between Crested and Texel guinea pigs. Features a rosette on the crown with soft curly fur all over. Gentle and bonds well with owners.
© Fcobmz / CC BY-SA 4.0Micro Pig
Miniature pig
Selectively bred miniature pig. Highly intelligent, can be litter trained. Social and bonds with owners, though may grow larger than expected.

Prairie Dog
Prairie dog
Grassland-dwelling ground squirrel from North America. Highly social with complex vocalizations and dog-like affection toward owners.
© Marcel Burkhard alias cele4 / CC BY-SA 2.0 deSpiny Mouse
Spiny mouse
Unique mouse with spiny, stiff fur on the back. Highly social and can live in groups. Known for remarkable skin regeneration.

Sugar Glider
Sugar glider
Small marsupial that glides using a membrane. Sweet-loving and bonds closely with owners. Nocturnal and highly social.
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Small Animal FAQ
- Can beginners keep small animals?
- Hamsters and guinea pigs are relatively easy to care for and popular with beginners. Rabbits and chinchillas are also tame-friendly; choose gentle individuals for a smooth start.
- How much do small animals cost?
- Hamsters cost 1,000-3,000 yen, rabbits 10,000-50,000 yen, guinea pigs 5,000-15,000 yen, chinchillas 30,000-80,000 yen, and hedgehogs 15,000-40,000 yen depending on species.
- How long do small animals live?
- Hamsters live 2-3 years, rabbits 7-12 years, guinea pigs 5-7 years, chinchillas 15-20 years, hedgehogs 3-5 years, and ferrets 6-10 years.
- What supplies do small animals need?
- Basics include a cage, bedding, food dish, water bottle, and a hideout. Depending on species, you may also need a wheel (hamsters), chew sticks (rabbits), or a dust bath (chinchillas).
- What should I check when buying small animals?
- Look for a shiny coat, active behavior, clear eyes and nose, and a clean rear. Getting parent information and temperament details from the breeder is reassuring.