Rose-breasted grosbeaks have two main personality characteristics: they're extremely vocal and squawk non-stop from retrieval to release...unless they're biting (the second characteristic). They bite hard enough to leave blood blisters
so after the first few dozen were banded, the banding crew was drawing straws to see who had to handle the next grosbeak
Here, Karen gets nailed at the net one more time:
Larry's knuckle takes a hit:
Not even the tools of the trade are safe. Here a young female takes out her frustration on the device used to measure her wing chord...