Show Summary Details

Quick Reference

The reproductive structure of certain animals, e.g. reptiles, birds, and insects, consisting of an ovum together with nutritive and protective tissues, and from which, when fertilized, a young offspring emerges.


Subjects: Ecology and Conservation.

Reference entries

See all related reference entries in Oxford Index »

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.