How long are elephants pregnant? Asian and African figures
Asian elephants are pregnant for 18 to 22 months, about 659 days on average, per the National Zoo. African bush elephants: about 22 months.
Reproduction & Life Cycle
How long does a polar bear live? Lifespan and survival
Polar bears live 25 to 30 years in the wild, with females outliving males. Learn what determines their lifespan, survival rates by age, and modern threats.
How long do opossums live? Wild and captive lifespan
Virginia opossums live just 1.5 to 2 years in the wild, but reach 3 to 4 years in captivity. Learn what drives that gap and why it is enough.
Why raccoons only live 2 to 3 years in the wild
Wild raccoons average 2 to 3 years because most die young from vehicles, hunting, and winter starvation, not from aging or predators.
Can blue whales live to be 100 years old in the wild?
Yes, blue whales can live past 100 years. Learn how scientists measure their age and what allows them to survive for over a century in the wild.
How long do squirrels live? Wild and captive lifespans
Most wild squirrels die in their first year, and the ones that make it typically live three to five years. Here is how species, predators and winter shape that.
How long do bats live? Wild lifespans and age records
Wild bats typically live 10 to 25 years, with some species exceeding 40 years, far outlasting other mammals of similar body size.
How long do red pandas live? Wild and captive lifespans
Wild red pandas live 8 to 10 years on average, while captive red pandas can live well past that, averaging 13.4 years and reaching as much as 23 years.
How long do Komodo dragons live? Wild and zoo lifespans
Wild Komodo dragons live about 30 years, though males may outlive females by decades. In zoos, males average around 20 years, with some reaching the mid-20s.
Are Komodo dragons all female? The truth about their sexes
Komodo dragons are not all female. Wild groups include both sexes, and virgin births in females produce only sons, so sexual reproduction remains essential.