Articles by Kevin Wheeler
News
A Shaky Song Reveals an Old Sparrow's Age to Younger Competition
January 31, 2020 — Birds can lose their singing skills over time, and according to a new study, Swamp Sparrows use these clues to identify territorial threats.
Science
Hummingbirds Owe Their Shimmer to Microscopic Pancake-Like Structures
January 17, 2020 — New research shows how extra-complex melanosomes in hummingbird feathers make light dance in fascinating ways.
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