What Animal Grows The Most From Birth?

Which animal gives birth only once in lifetime?

octopusOriginally Answered: Which animal gives birth only once in a lifetime.

A female octopus lays eggs only once in her life.

She (usually) stops eating to care for them and dies either just before, or just after they hatch..

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.

Do sharks give birth through their mouth?

Port Jackson sharks do the same thing, carrying the egg cases in their mouth until they find a safe spot. … That’s about the extent of an oviparous shark’s parental commitment, though. The embryo is nourished by the yolk in the egg sac and chews itself out when it is fully developed.

Which animal reproduces the fastest?

“ The fastest reproducing animal is,in my opinion, the rabbit. Female rabbits are able to breed as early as 3–4 months of age. Male rabbits are able to breed at 6 weeks of age. The sexual act takes approximately 3 seconds.

Which animal dies after giving birth to a baby?

OctopusesOctopuses are semelparous animals, which means they reproduce once and then they die. After a female octopus lays a clutch of eggs, she quits eating and wastes away; by the time the eggs hatch, she dies.

What animal do not drink water?

kangaroo ratThat’s because the kangaroo rat can go its entire life without once drinking water. We’re referring to the kangaroo rat, a rodent that’s native to the American Southwest and can, astonishingly, go its entire life without ever drinking a single drop of water.

What animal lays the largest egg in the world?

ostrichIn proportion to its body size, the female kiwi lays a bigger egg than almost any other bird. In fact, kiwi eggs are six-times as big as normal for a bird of its size. While an ostrich may lay the world’s largest bird’s egg, it is actually the smallest in proportion to the mother – just 2% of her body weight.

What animal does the male give birth?

male seahorsesOut of the entire animal kingdom, male seahorses (and their close relatives, pipefish and seadragons) are the only males in the world that undergo pregnancy and give birth to their offspring.

What animal lays eggs out of their mouth?

The gastric-brooding frog is the only known frog to give birth through its mouth. According to researchers at the University of South Wales, the frog lays eggs but then swallows them.

Which animal gives birth the most?

A tailess tenrec (Tenrec ecaudatus) in Madagascar. Insects are no slouches when it comes to reproduction and the African driver ant, which can produce 3 to 4 million eggs every 25 days, is thought to be the most generous of all.

What animals grow exponentially?

A population that grows exponentially adds increasingly more individuals as the population size increases. The original adult bison mate and have calves, those calves grow into adults who have calves, and so on.

What animals give birth through their mouth?

In 1983, the world lost one of its weirdest frogs. The gastric-brooding frog, native to tiny portions of Queensland, Australia, gave birth through its mouth, the only frog to do so (in fact, very few other animals in the entire animal kingdom do this–it’s mostly this frog and a few fish).

Which animal lives the longest?

Arctic whaleAlso known as the Arctic whale, the bowhead is by far the longest living mammal on Earth. The average age of captured whales is 60 to 70 years; however, examinations of whales discovered with ancient ivory spears still lodged in their flesh has resulted in estimated life spans of at least 100 years.

What animal has the most teeth?

On land the mammal with the most teeth is the Giant Armadillo, which can have as many 100 teeth in its jaws. In the oceans the Spinner Dolphin can have as many as 252 teeth in its long thin jaws. There are more than 100 fish teeth in the ocean for every single animal tooth on land!