Green heron Butorides virescens


Identification Tips:

Adult:

Immature:

Similar species:

No similar species. Least Bittern is much smaller with buff head and neck and buff patches on wing coverts.

Length and wingspan from: Robbins, C.S., Bruun, B., Zim, H.S., (1966). Birds of North America. New York: Western Publishing Company, Inc.