Monday, November 14, 2016
The Pacific Wren and Crow
There are a few things that I found to be fascinating.
At the beginning if the field trip we started talking about the Crows and how they can remember faces, but not only can they remember faces, they can communicate to other Crows of which faces are a threat and which are a benefit. So basically if one Crow were to see you, they all can recognize you if the that particular Crow were to "report" you to their group called a Murder.
The second time we stopped we talked about how some birds flock together to scavenge for food. During that time of them takes lead and looks out for predators or areas where food is abundant. We mostly saw Pacific Wren. The flock of Wren's will forage from mostly lower surfaces, but keep a distance from each other so if there is a predator near by the whole flock will not be attacked. When foraging they call out to each other to make sure they are still some what close as well as communicating where the young are. One of their biggest identifiers is by their calls. It's usually a long high rapid tweeting sound and they usually hop around the lower forest floors.
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Birding
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Crows have always been a fascinating bird to me, their intelligence is incredible in the animal kingdom. I saw a video where one figured out how to use a crosswalk on its own to get food out on a busy street.
ReplyDeleteIt was also fun learning about how territorial the Pacific Wrens are and seeing that one get perturbed by Dave making those challenging calls.
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ReplyDeleteThe experiment on crows done at the University of Washington was very interesting. It explains why after shooing and yelling at crows to get away from our cars and yard, my husband gets swooped by them. He will get swooped at by different populations as he walks to work. They even seem to wait for him outside his office, and then when he leaves for lunch, they're ready and swooping. Lol
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