Tuesday, September 14, 2010

Mystery Bird at Herrick's Cove, VT

This morning I birded Herricks Cove looking for warblers. I came across this bird and am not sure what to make of it. It's a large crop - so the photos are a bit fuzzy.






At first I thought it was a molting Scarlet Tanager but the cream-colored edging of the tertials, or the black beak,  do not fit any picture or description that I could find. I'd love to hear your comments.

Thanks for stopping by.

Thursday, September 9, 2010

Young Snowy Egret, and the Curious Behavior of Crows toward a Turkey Vulture

Snowy Egrets commonly breed along the Atlantic coast from Maine to the Gulf of Mexico and Central America. Post breeding, young individuals often disperse further inland, and one such rare visitor turned up this morning feeding along an overgrown island in the West River.


 
Great Egrets are common migrants here and one happened to be in the vicinity. This photo shows the difference in size.

Yesterday morning, walking along the same trail with the river on one side and a harvested corn field on the other, I saw  a flock of crows, which was feeding on the corn field, rise into the air with a great deal of agitated cawing to follow a large bird flying overhead. Soon the majority settled into a tree by the river, but several birds continued the pursuit until they all disappeared from view. Typical mobbing behavior, I thought, as I was trying to fire off a series of shots to catch the action. Looking at the photos at home however I discovered that the large bird was in fact a Turkey Vulture.




Crows usually don't feel threatened by TVs and don't waste their time chasing them off. So what made them go after the TV here? Young crows perhaps playing a game of pursuit? I tried to find something on Google but nothing turned up. So if one of my readers has insight into the behavior I'd love to hear it.
 
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