POTD 12/8/20

December 07, 2020  •  1 Comment

PICKY EATERS ? - Tufted Titmouse taking a seed. According to David Allen Sibley - Titmice pick seeds to take from the feeder judging the weight, as a way of guessing the fat content - fat is denser, so given two similarly sized seeds, the heavier one is likely to have more fat. Bird brain?


Mary Ann Kirchoff(non-registered)
Bird brain, Ha!
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