Viviparous
/vɪˈvɪpərəs/
Definition 1 of 2
Pro Tip 1/3Animal Birth
Used to describe animals that give birth directly to offspring rather than laying eggs.
Unlike birds, which lay eggs, dogs are viviparous.
Pro Tip 2/3Biological Term
Primarily used in biology, it's a technical term not often used in casual conversation.
In her biology class, she learned humans are viviparous organisms.
Pro Tip 3/3Live Young
Emphasizes that the babies are alive at birth, which is different from egg-laying and hatching.
Whales, like all mammals, are viviparous, nurturing their young in the womb.
Compare with
MammalPlacental
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