PETBOOK magazine on MSN
Blackbird or thrush? How to tell the difference
Many people wonder when looking at their garden or park: Is that a blackbird or a thrush? The surprising answer: There’s no ...
CHAMPAIGN, Ill. — In 1868, the naturalist Charles Darwin wrote that differences in plumage coloration between male and female birds of the same species were likely the result of sexual selection: ...
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