vivipary
Noun
Meaning
(in plants) Reproduction via embryos that develop from the outset without interruption (as opposed to germinating from a seed).
(in animals) Live birth (as opposed to hatching from an egg).
Source: en.wiktionary.orgSynonyms
Examples
By this time, the caecilian has constructed a burrow and is living on land. citation The ringed caecilian (Siphonops annulatus) resembles an earthworm In the majority of species of caecilians, the young are produced by vivipary.
Non-mammals A viviparous animal is an animal employing vivipary : the embryo develops inside the body of the mother, as opposed to outside in an egg ( ovipary ).
It is similar to vivipary in that the embryo develops within the mother's body.
Pelycosaurs were descended from the last common ancestor of skinks and humans, so vivipary could be paraphyletic only if the pelycosaurs were part of an excluded monophyletic group.