Probing the Traits of Birds That Went Extinct Since 1500
U biologists find birds that are endemic to islands, ecologically specialized and have pointy wings are the most vulnerable.
Read MoreU biologists find birds that are endemic to islands, ecologically specialized and have pointy wings are the most vulnerable.
Read MoreUtah biologists track gray wolves with GPS collars, camera traps as their numbers rebound in populated parts of northeast Turkey.
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