Best answer: How long are some animals pregnant for?

Are all mammals pregnant for 9 months?

Human mothers carry a child for only nine months, while some animals—including sharks, elephants, and even scorpions—can be pregnant for years.

What animal is pregnant for only 12 days?

The shortest known gestation is that of the Virginian opossum, about 12 days, and the longest that of the Indian elephant, about 22 months.

What animal stays pregnant the shortest?

The hamster has the shortest gestation period followed by the mouse and the meadow mouse.

A hamster can have babies in as little as 16 days!

Rank Mammal Days
1 Hamster 16-23
2 Mouse 19
3 Mouse (meadow) 21
4 Rat 21-23

Which animal gives birth only once in lifetime?

For some, of course, it’s normal to only have one or a couple offspring in a lifetime. But swamp wallabies, small hopping marsupials found throughout eastern Australia, are far outside the norm: New research suggests that most adult females are always pregnant.

What animal stays pregnant 9 months?

And the gestation periods of chimpanzees (237 days), gorilla (257 days) and orangutan (260 days) indicate that the approximate nine-month gestation period predates the emergence of human beings as a species.

What’s the longest pregnancy on record?

The longest human pregnancy on record

The person most widely accepted to hold this title is Beulah Hunter, who, in 1945, at the age of 25, gave birth after 375 days of being pregnant. Yes, you read that correctly: 375 days as opposed to the average of 280 days.

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