Difference between Ovipary & vivipary ?
Oviparous animals These entities are egg-laying Internal fertilization observed, but the development of the embryo is through external means Hard shells of eggs render protection, once foetus matures, egg hatches This feature of egg-laying animals is referred to as oviparity Example – Birds, frogs, all fishes. Except for some snake species all other reptiles are oviparous, platypus and Echidna are egg-laying mammals. Viviparous animals Animals giving birth to offspring are known as viviparous animals Development of the embryo and fertilization both occurs inside the female body Matrotrophy is observed Example – Dogs, cat, humans etc
