2016-03-06, 01:15
Woodpecker drumming signals wimp or warrior
Instead of a distinctive song, woodpeckers bang on trees with their bills to create a sound called drumming. In a new study, researchers tested how woodpecker pairs perceived drumming to see how it influenced territorial interaction and coordination of defensive behavior.
http://feeds.sciencedaily.com/~r/science...163603.htm
Instead of a distinctive song, woodpeckers bang on trees with their bills to create a sound called drumming. In a new study, researchers tested how woodpecker pairs perceived drumming to see how it influenced territorial interaction and coordination of defensive behavior.
http://feeds.sciencedaily.com/~r/science...163603.htm