Browse by animal
Rabbit breeds28 profiles
Guinea pig breeds14 profiles
Hamster species5 profiles
Pet birds24 profiles
Small mammals9 profiles
Reptiles & amphibians24 profiles
Fish & aquatic pets23 profiles
Find a pet
127 profiles
- Abyssinian guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
- Ackie monitorReptiles & amphibians60–70 cm long including tail · 15–20 years
- African fat-tailed geckoReptiles & amphibians18–23 cm long · 15–20 years
- African Grey ParrotPet birds30–33 cm long, 400–550 g (Timneh smaller) · 40–60 years
- African Pygmy HedgehogSmall mammals15–20 cm long, 250–600 g · 3–6 years
American guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years- AngelfishFish & aquatic petsAbout 15 cm long and up to 20–25 cm tall including fins · 8–12 years
AxolotlReptiles & amphibians15–30 cm long · 10–15 years
Backyard ChickensPet birdsVaries by breed; bantams around 0.5–1 kg, large breeds 2.5–4 kg or more · 5–10 years
Baldwin guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
Bearded dragonReptiles & amphibians40–60 cm long including tail · 10–15 years- Belgian HareRabbit breedsAbout 2.7–4.1 kg · 6–10 years
BettaFish & aquatic petsAbout 6–7 cm, plus fins · 2–5 years
Black-headed CaiquePet birdsabout 23 cm long, 150–170 g · 25–40 years
Blanc de HototRabbit breedsAbout 3.6–5 kg · 5–10 years
Blue-and-gold MacawPet birds80–90 cm long, 900–1,300 g · 35–60 years
Blue-fronted AmazonPet birds35–38 cm long, 350–500 g · 40–60 years
Blue-tongued skinkReptiles & amphibians45–60 cm long · 15–20 years
Bourke's ParakeetPet birdsabout 19 cm long, 40–50 g · 8–15 years
Bristlenose plecoFish & aquatic petsAbout 12–15 cm · 5–12 years
Britannia PetiteRabbit breedsAbout 0.8–1.1 kg · 6–10 years- BudgerigarPet birds18–20 cm long (show types larger), about 30–40 g · 5–10 years
CalifornianRabbit breedsAbout 3.6–4.8 kg · 5–10 years
Californian kingsnakeReptiles & amphibians90–120 cm long · 15–20 years- Campbell's dwarf hamsterHamster speciesAbout 8–10 cm long · 1–3 years
CanaryPet birds12–14 cm long (type breeds vary), 15–30 g · 8–12 years
Cardinal tetraFish & aquatic petsAbout 4–5 cm · 3–6 years
Cashmere LopRabbit breedsAbout 1.8–2.5 kg (miniature version smaller) · 7–10 years
Cherry shrimpFish & aquatic petsAbout 2–3 cm · 1–2 years
ChinchillaSmall mammals25–35 cm long excluding tail, 400–800 g · 10–20 years
Chinchilla rabbitRabbit breedsAbout 2.3–3.4 kg (Standard); American and Giant varieties larger · 5–10 years
Chinese hamsterHamster speciesAbout 10–12 cm long, including a short tail · 2–3 years
CockatielPet birds30–33 cm long, 80–120 g · 15–25 years
Common goldfishFish & aquatic petsCommonly 20–30 cm; can grow larger in ponds · 10–20 years
Continental GiantRabbit breedsCommonly 7 kg or more; no upper limit in the breed standard · 4–7 years
Corn snakeReptiles & amphibians120–150 cm long · 15–20 years- Coronet guinea pigGuinea pig breedsAbout 20–25 cm long, not including hair; 0.7–1.2 kg · 5–7 years
Corydoras catfishFish & aquatic petsAbout 2.5–7 cm depending on species · 5–10 years
Crested geckoReptiles & amphibians18–23 cm long including tail · 15–20 years
DeguSmall mammals25–31 cm long including tail, 170–300 g · 5–8 years
Diamond DovePet birdsabout 19–21 cm long, 30–40 g · 8–15 years
DiscusFish & aquatic petsAbout 15–20 cm across · 10–15 years
DutchRabbit breedsAbout 1.6–2.5 kg · 7–12 years
Dwarf gouramiFish & aquatic petsAbout 5–9 cm · 2–4 years
Dwarf HototRabbit breedsAbout 1–1.4 kg · 7–12 years
Eclectus ParrotPet birds35–42 cm long, 375–550 g (varies by subspecies) · 30–50 years
English AngoraRabbit breedsAbout 2–3.5 kg · 7–12 years
English LopRabbit breedsAbout 4–5.5 kg; ears often over 55 cm from tip to tip · 5–8 years
English SpotRabbit breedsAbout 2.3–3.6 kg · 5–8 years
Fancy goldfishFish & aquatic petsUsually 10–20 cm · 10–15 years
Fancy MouseSmall mammals7–10 cm long excluding tail, 20–40 g · 1–3 years
Fancy RatSmall mammals20–25 cm long excluding tail, 250–500 g · 2–3 years
FerretSmall mammals35–50 cm long excluding tail, 0.6–2 kg (males larger) · 6–10 years
Flemish GiantRabbit breedsOften 6–9 kg; some individuals larger · 5–8 years
French LopRabbit breedsAbout 4.5–6.5 kg · 5–8 years
GalahPet birds35–36 cm long, 270–350 g · 30–50 years
Gargoyle geckoReptiles & amphibians18–23 cm long including tail · 15–20 years
Garter snakeReptiles & amphibians45–90 cm long · 6–10 years
Gouldian FinchPet birds12–14 cm long, 14–20 g · 5–8 years
Green iguanaReptiles & amphibians1.2–2 m long including tail · 15–20 years
Green-cheeked ConurePet birds25–26 cm long, 60–80 g · 15–25 years
GuppyFish & aquatic petsMales about 3 cm, females up to about 5–6 cm · 1–3 years
HarlequinRabbit breedsAbout 2.9–4.3 kg · 5–8 years
Harlequin rasboraFish & aquatic petsAbout 4–5 cm · 4–8 years
HavanaRabbit breedsAbout 2–3 kg · 7–10 years
Hermann's tortoiseReptiles & amphibians15–25 cm shell length · 40–75 years
HimalayanRabbit breedsAbout 1.1–2 kg · 7–10 years
Himalayan guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
Holland LopRabbit breedsAbout 0.9–1.8 kg · 7–12 years
Honey gouramiFish & aquatic petsAbout 4–5 cm · 4–8 years
Horsfield tortoiseReptiles & amphibians15–20 cm shell length · 40–50 years
Indian Ringneck ParakeetPet birdsabout 40 cm long including tail, 110–140 g · 20–30 years
Jersey WoolyRabbit breedsAbout 1.1–1.6 kg · 7–10 years
KoiFish & aquatic petsCommonly 45–60 cm; some reach 90 cm or more · 25–35 years
Kuhli loachFish & aquatic petsAbout 8–10 cm · 5–10 years
Leopard geckoReptiles & amphibians18–25 cm long · 10–20 years
LionheadRabbit breedsAbout 1.3–1.7 kg · 7–10 years
Lovebird (Peach-faced and Fischer's)Pet birds13–17 cm long, 40–60 g · 10–15 years- Lunkarya guinea pigGuinea pig breedsAbout 20–25 cm long, not including hair; 0.7–1.2 kg · 5–7 years
Milk snakeReptiles & amphibians60–150 cm long depending on subspecies · 15–20 years
Mini LopRabbit breedsAbout 1.6–3 kg depending on country and standard · 7–12 years
Mini RexRabbit breedsAbout 1.4–2 kg · 7–10 years
Mixed breed rabbitRabbit breedsVaries widely, from under 1.5 kg to over 6 kg · 7–12 years
MollyFish & aquatic petsUsually 8–12 cm · 3–5 years
Mongolian GerbilSmall mammals10–12 cm long excluding tail, 50–80 g · 3–4 years
Mystery snailFish & aquatic petsShell up to about 5 cm · 1–2 years
Neon tetraFish & aquatic petsAbout 3–4 cm · 3–8 years
Netherland DwarfRabbit breedsAbout 0.5–1.2 kg · 7–12 years
New ZealandRabbit breedsAbout 4–5.5 kg · 5–10 years
OscarFish & aquatic petsCommonly 30–35 cm · 10–15 years
Pacific ParrotletPet birds11–14 cm long, 25–35 g · 15–20 years
Pacman frogReptiles & amphibians10–15 cm long, females larger than males · 8–15 years
Peruvian guinea pigGuinea pig breedsAbout 20–25 cm long, not including hair; 0.7–1.2 kg · 5–7 years
Pet DucksPet birdsVaries by breed; call ducks around 0.5–1 kg, large breeds 3–5 kg · 8–12 years
PlatyFish & aquatic petsAbout 4–6 cm · 2–4 years
PolishRabbit breedsAbout 1–1.6 kg · 7–10 years
Quaker ParrotPet birds28–30 cm long, 90–150 g · 20–30 years
Red-eared sliderReptiles & amphibiansFemales 25–30 cm shell length; males 15–23 cm · 20–40 years
Red-footed tortoiseReptiles & amphibians30–35 cm shell length, sometimes larger · 40–50 years
RexRabbit breedsAbout 3.4–4.8 kg · 6–10 years- Rex guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
Roborovski hamsterHamster speciesAbout 4.5–5 cm long · 2–3 years
Royal pythonReptiles & amphibians90–150 cm long · 20–30 years
Senegal ParrotPet birdsabout 23 cm long, 120–170 g · 25–40 years- Sheba guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
- Sheltie guinea pigGuinea pig breedsAbout 20–25 cm long, not including hair; 0.7–1.2 kg · 5–7 years
Siberian ChipmunkSmall mammals18–25 cm long including tail, 50–120 g · 6–10 years- Silver FoxRabbit breedsAbout 4–5.5 kg · 5–10 years
Skinny pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
Society FinchPet birdsabout 10–12 cm long, 12–18 g · 5–8 years
Sugar GliderSmall mammals12–16 cm long excluding tail, 90–150 g · 10–15 years
Sulcata tortoiseReptiles & amphibians60–80 cm shell length; adults often well over 50 kg · 50–100 years
Sun ConurePet birdsabout 30 cm long, 100–130 g · 15–30 years
SwordtailFish & aquatic petsAbout 10–14 cm including the male's sword · 3–5 years
Syrian hamsterHamster speciesAbout 13–18 cm long · 2–3 years
Teddy guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
Texel guinea pigGuinea pig breedsAbout 20–25 cm long, not including hair; 0.7–1.2 kg · 5–7 years
Umbrella CockatooPet birds45–50 cm long, 400–600 g · 40–70 years
UromastyxReptiles & amphibians25–45 cm long depending on species · 15–25 years
Veiled chameleonReptiles & amphibiansMales 45–60 cm, females 25–35 cm including tail · 4–8 years
Western hognose snakeReptiles & amphibiansFemales 60–90 cm, males 40–60 cm · 15–20 years
White Cloud Mountain minnowFish & aquatic petsAbout 3–4 cm · 3–5 years- White Crested guinea pigGuinea pig breedsAbout 20–25 cm long; 0.7–1.2 kg · 5–7 years
White's tree frogReptiles & amphibians7–11 cm long · 15–20 years
Winter White dwarf hamsterHamster speciesAbout 8–10 cm long · 1–3 years- Zebra danioFish & aquatic petsAbout 4–5 cm · 3–5 years
Zebra FinchPet birdsabout 10 cm long, 12–15 g · 5–9 years
Care guides
RabbitsHow to keep a pet rabbit healthy and content: companionship, space, a hay-based diet, teeth, gut stasis, flystrike and when to see a vet.- Happiest in neutered pairs
- Hay should be most of the diet
- Not eating or pooping is an emergency
Guinea pigsHow to care for guinea pigs: companionship, space, a hay-based diet, vitamin C, teeth, temperature, handling and the health signs to watch.- Keep at least two
- Need vitamin C every day
- Weigh weekly to spot problems early
HamstersHow to care for a hamster: species and living alone, cage size, deep bedding, the right wheel, diet, teeth, wet tail and when to see a vet.- Syrian hamsters live alone
- Deep bedding for burrowing
- Wet tail needs a vet urgently
- BudgiesHow to care for budgies: company, cage size, safe flight time, a varied diet beyond seed, household hazards like PTFE fumes and signs of illness.
- Social — keep with other budgies
- Seed-only diets cause problems
- Non-stick pan fumes are dangerous
Tracking in Petopedia is for dogs and cats today. Small pets are on the way — in the meantime, a weekly weight in a notebook is one of the best early-warning tools you have.