viviparity
/ˌvɪvɪˈpɛrɪti/
noun
- The process or condition of giving birth to live young that have developed inside the parent's body.
- Scientists study viviparity to understand how embryos develop in different environments.
- Viviparity is common among mammals but rare in fish and reptiles.
- The evolution of viviparity allowed some animals to protect their young more effectively.
Antonyms