Mayr 1942: a species is a group of actually or potentially interbreeding natural populations reproductively isolated from other such groups. Reproductive isolation by pre-zygotic (geographic, behavioural, mechanical) or post-zygotic…
Mayr 1942: a species is a group of actually or potentially interbreeding natural populations reproductively isolated from other such groups. Reproductive isolation by pre-zygotic (geographic, behavioural, mechanical) or post-zygotic…