Spring is the season for flashy mates, at least for finches. It is only later in the year that the females choose based on genetic diversity, according to new research from two scientists at the University of Arizona. Their 10-year study of a colony of 12,000 finches in Montana has revealed the seasonal dynamics of finch attraction and thereby resolved an evolutionary conundrum.
For more, see Finches
Curve-billed Thrasher
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I was surprised at how well the birds in Bill and Alice’s yard seemed to
get along. Three or four were often pecking simultaneously at different
sections ...
2 days ago
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