Which animal has shortest pregnancy?

The shortest known gestation is that of the Virginian opossum, about 12 days, and the longest that of the Indian elephant, about 22 months. In the course of evolution the duration of gestation has become adapted to the needs of the species.

What animal is only pregnant for 3 months?

As marsupials, opossums give birth to helpless young which they carry inside their pouch for two to three months.

What’s the longest animal pregnancy?

Elephants have the longest pregnancy period of any living mammal. If you – or someone you know – has experienced a pregnancy that seemed to go on forever, spare a thought for the elephant. It’s the animal with one of the longest gestation periods of all living mammals: nearly two years.

Which animal takes shortest to maturity?

This week, researchers crowned a new record holder for quick growth: Susan Milius at Science News reports that the turquoise killifish, Nothobranchius furzeri, found in Mozambique, can reach maturity in just 14 days, the fastest of any known vertebrate animal.

What animal is born pregnant?

Aphid. Aphids, tiny insects found the world over, are “essentially born pregnant,” says Ed Spevak, curator of invertebrates at the St. Louis Zoo.

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Which animal gives birth the quickest?

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.

How long is an elephant pregnancy?

Perhaps the most horrifying birth is that of the spotted hyena. Females of this species give birth through a narrow, penis-like, enlarged clitoris.

Which animal has shortest life?

#1: Mayfly — The Shortest Lifespan of Any Known Animal

The mayfly has the shortest lifespan of any animal in the world.

Which is the fastest breeding mammal?

Fastest reproducing animal: Rabbits have a very rapid reproductive rate. The breeding season for most rabbits lasts 9 months, from February to October.

What animal has no gender?

Worms. Some (not all) species of worms reproduce by an asexual process called fragmentation. They have no assigned gender, meaning they have both male and female reproductive parts and can reproduce sexually as either gender, or just break apart and each fragment can become a new worm. Stick insects.

What animals have babies without mating?

Greenflies, stick insects, aphids, water fleas, scorpions, termites and honey bees are all capable of reproducing without males, using parthenogenesis.

Which animal gives birth from the mouth?

The gastric-brooding frog is the only known frog to give birth through its mouth.

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