Which animal does not give birth or lay eggs?

Birds, insects, reptiles and fishes are oviparous animals. Animals which reproduce by giving birth to their young ones are called viviparous animals. These animals do not lay eggs. Mammals like cat, dog and man are viviparous animals.

Which of these mammals do not give birth to their babies but lay eggs?

The platypus, found only in Australia is one of the five mammal species of that lay eggs instead of giving birth to live young.

Which animals Cannot give birth?

The platypus is a semi-aquatic mammal native to Australia (including Tasmania) and Papua New Guinea. The platypus is one of only five species of monotremes in the world. These are mammals that lay eggs instead of giving birth to live young.

Which animal does not give birth?

Mammals – Almost every mammal gives live birth (except the platypus and the echidna). 2.

What reptiles dont lay eggs?

Which Reptiles Do Not Lay Eggs?

• Live Birth in Boas. Every species of boa gives birth to live young.
• Live Birth in Vipers. Vipers are heavy bodied poisonous snakes with fangs that fold back into the mouth until ready to strike.
• Live Birth in Garter Snakes.
• Live Birth in Skinks.
• The Jackson’s Chameleon.

What mammals subclass lay eggs?

Monotremes are mammals that lay eggs. The only monotremes that are alive today are the spiny anteater, or echidna, and the platypus.

Do chameleons give live birth?

Offspring. Chameleons are different from many reptiles because some of the species, like the Jackson’s chameleon, have live births. These species can give birth to eight to 30 young at one time after a gestation of four to six months. While the young are born live instead of in an egg, they started as an egg.

Are there any snakes that don’t lay eggs?

Boa constrictors and green anacondas are two examples of viviparous snakes, meaning they give birth to live young with no eggs involved at any stage of development.

Are there any mammals that don’t lay eggs?

Tweet on Twitter. According to the logic of nature, mammals are supposed to give birth to live young. Yet anything is possible, and mammals that lay eggs do exist. It is a normal thing for mammals to not lay eggs, but it is a rare and unique case when they do lay egg.

Do animals give birth or lay eggs?

And there are some species, like the yellow-bellied three-toed skink, where some animals have evolved to give birth and others lay eggs depending on where they live.

Do whales lay eggs or give birth live?

Whales are marine mammals just like dolphins. This means, that like dolphins, whales do not lay eggs, and instead give birth to their young live. Whales also have umbilical cords, which means that they have bellybuttons, just like dolphins. Mother whales will also feed their young with milk and they may do this for up to 2 years.

Can a lizard lay eggs and give birth to live young?

A lizard that both lays eggs and gives birth to live young is helping scientists understand how and why these forms of reproduction evolved. Scientists are piecing together how and why live-bearing animals evolved from egg-laying ones — and why they might evolve in the other direction on rare occasions.