How long do Capybaras live?
Capybaras live around 8-12 years in captivity, with good husbandry sometimes reaching the early teens. Wild individuals average shorter lives due to predation.
What do Capybaras eat?
Their diet is bulk roughage: grass and good-quality hay should make up most of it, supplemented with leafy vegetables and a small amount of rodent or herbivore pellets. They need constant access to grazing. Do NOT feed them dog/cat food, sugary fruit in quantity, bread, or processed human snacks, which cause obesity and digestive disease.
Housing and space
Plan for a minimum of roughly 250-400 square feet of secure, escape-proof outdoor yard per animal, plus a shallow pool or pond at least 3-4 feet deep they can fully submerge and climb out of easily. Fencing must be at least 1.2 m (4 ft) high and partially buried, as capybaras dig and swim. They tolerate heat poorly and need shade and a heated shelter when temperatures drop below about 10-15°C (50-59°F).
Common mistakes with Capybaras
The deadliest errors are keeping a single capybara (they become depressed and behaviorally abnormal without a herd), providing no swimming water, underestimating the land and fencing they need, and buying one on impulse without confirming local legality and an exotic vet.
Beginner mistakes to avoid
- Keeping one alone — capybaras are intensely social and suffer without at least one companion.
- No pond or swimming water — they are semi-aquatic and need to submerge daily.
- Underestimating space and fencing — they are large, dig, and escape easily.
- Impulse purchase without checking local permits, bans, and exotic-veterinary access.