In 1987, the United States decided to capture every remaining wild California condor after lead poisoning, habitat loss, and poaching left just 27 birds alive; today, hundreds once again soar across western skies

Human activity can disrupt ecosystems in complex ways, sometimes forcing conservationists to take extreme measures to save a species from disappearing forever. In the late twentieth century, the skies over western North America were on the verge of losing one of their most magnificent inhabitants.

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