[Tweeters] Hummingbird mutualism
robsan668 at gmail.com
Wed Jan 4 08:13:06 PST 2017
Yesterday my wife and some of her students got to watch a sapsucker
drilling into a sun warmed cedar tree. As soon as the woodpecker moved on
a hummingbird flew up and drank from the holes. The hummingbird followed
the sapsucker on its rounds, patiently perching and waiting its turn.
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