What does viviparous mean?

1. What does the term viviparous mean?
2. What is the meaning of viviparous with example?
3. Are humans viviparous?
4. Which animals are called viviparous?
5. Do viviparous lay eggs?
6. Which snake is viviparous?
7. What are viviparous animals Class 8?
8. How will you define a viviparous animals give two examples?
9. What is viviparous fish?
10. Are fish born alive or hatched?
11. Is Platypus oviparous or viviparous?
12. When did viviparity evolve?
13. What do you call egg laying animals?
14. Why are mammals called viviparous animals?
15. What do you call an animal that walks on four legs?

What does the term viviparous mean?

Definition of viviparous

1 : producing living young instead of eggs from within the body in the manner of nearly all mammals, many reptiles, and a few fishes. 2 : germinating while still attached to the parent plant the viviparous seed of the mangrove.

What is the meaning of viviparous with example?

(zoology) Giving birth to living offspring that develop within the mother's body. Most mammals and some other animals are viviparous. ... The definition of viviparous is producing young; in plants, this is producing new plants while still on the parent plant. An example of a viviparous animal is a bear.

Are humans viviparous?

Humans, like most mammals, are viviparous animals. Humans reproduce via internal fertilization. As in all higher mammals, the egg implants in the uterine wall while it develops. ... Unlike some viviparous animals, humans are born well before they are fully developed.

Which animals are called viviparous?

Animals such as human beings, cows and dogs which give birth to young ones are called viviparous animals. Animals such as hen, frog, lizard and butterfly which lay eggs are called oviparous animals.

Do viviparous lay eggs?

In contrast, viviparous animals are born as live young individuals. Therefore, they do not lay eggs.

Which snake is viviparous?

Snakes like boas, vipers, and sea snakes give birth to live offspring. These snakes are known as either viviparous or oviparous because they either give birth to live babies or hatch the eggs inside of themselves right before giving birth. Thus they do not lay eggs.

What are viviparous animals Class 8?

Those animals which give birth to young ones or baby animals are called viviparous animals. The young one develops in the uterus inside the body of the mother. When the young one is fully developed, then the mother gives birth due to which the alive young one comes out from the body of the mother.

How will you define a viviparous animals give two examples?

Answer : The animals which give birth to young ones are called viviparous animals. Human beings and cow are examples of viviparous animals.

What is viviparous fish?

Viviparous fish are fish which give birth to live young, the eggs develop whilst receiving nutrition from the parent.

Are fish born alive or hatched?

Fish Reproduction: The eggs of fish are fertilized either externally or internally, depending on species. The female usually lays the eggs, and the embryos in the eggs develop and hatch outside her body. ... Each embryo develops in its own egg. The young are 'born alive' like most mammals.

Is Platypus oviparous or viviparous?

Platypus (Ornithorhynchus) and Echidna (Tachyglossidae) are oviparous mammals. Whales and bats are viviparous animals.

When did viviparity evolve?

It is also clear from the fossil record that viviparity evolved in squa- mates by the late Cretaceous (Wang & Evans 2011), as well as in numerous basal Mesozoic diapsids such as ichthyosaurs and plesiosaurs (O'Keefe & Chiappe 2011).

What do you call egg laying animals?

Use the adjective oviparous to describe an animal that lays eggs. ... In fact, all birds are oviparous, as are most fish, reptiles, and insects. The word oviparous is most often used in biology classes to distinguish egg-laying animals from those that give birth to live babies, like humans.

Why are mammals called viviparous animals?

Viviparity is a form of reproduction found in most mammals and in several other species. Viviparous animals give birth to living young that have been nourished in close contact with their mothers' bodies. Humans, dogs, and cats are viviparous animals.

What do you call an animal that walks on four legs?

An animal or machine that usually maintains a four-legged posture and moves using all four limbs is said to be a quadruped (from Latin quattuor for "four", and pes, pedis for "foot").