What Filthy Old Birds Can Tell Us About Air Pollution - Gizmodo

Gizmodo
What Filthy Old Birds Can Tell Us About Air Pollution
Gizmodo
Horned larks from the early 20th century (left) compared to those from more recent years (right). (Image: Carl Fuldner and Shane DuBay, The University of Chicago and The Field Museum). By analyzing sooty birds housed in museum collections, scientists ...
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