February 22, 2013

Evolutionary adaptation?

Evolutionary adaptation? by ricmcarthur
Evolutionary adaptation?, a photo by ricmcarthur on Flickr.
American bitterns extend their necks and freeze blending into the background.
Frogs and fish don't seem to realize the bird is there until it is to late.
When we drift by they raise their heads to blend in even more.

botaurus lentiginosus

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