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Decades of studies show avian eggs and tissues are chock-full of widely used PFAS. Now officials are finally taking action for public health.
The rediscovery of a long-lost duck spurred the creation of two protected areas in the country. Now researchers are scouring these spots for other endemic species before it's too late.
Scientists discovered the surprising bird family on a Midwestern lake, and so far, all parties seem to be getting along swimmingly.