Tag: Brood parasitism

A Cowbird Cases the Joint

I first noticed the cowbird’s stake-out on May 17, 2022.

The snoop at my sliding-glass door made no attempt to conceal herself as she stared. I wondered: Was she looking through the glass or at it?

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Image Credits: Carol Doeringer.

High Crimes

Curious, I thought.

A female grosbeak went inside a Baltimore Oriole nest. At least, that’s what I thought I saw. But after I posted a video on Facebook and Twitter, several friends corrected my error. The interloper was a Brown-headed Cowbird.

And that’s not good news for the orioles.

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Image Credits: Kurt Bauschardt.