In 1948, Idaho dropped 76 beavers by parachute into remote wilderness, and they soon began building dams

In the autumn of 1948, a twin-engine plane flew low over the remote Chamberlain Basin in central Idaho and released a series of wooden crates, each fitted with a parachute and carrying a live beaver, into the wilderness below. It was not a stunt or an accident; it was a deliberate wildlife management experiment devised by Elmo W.

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