Production of offspring from .

Parthenogenesis is a form of asexual reproduction, though one that at least partially duplicates the processes seen with sexual reproduction. In particular, it is a form of asexual reproduction where nonetheless progeny pass through an egg stage prior to their embryonic development.

There are a number of variations that involve parthenogenesis. Thus, organisms can be either or in terms of their use of parthenogensis as a , depending upon circumstances. Species also can differ in terms of whether males versus females are the products of parthenogenesis.

Contrast with the concept of , which is a form of sexual reproduction, and , which is a form of asexual reproduction that does not involve the production of eggs.