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Elmo liked this idea and went to work on a design. He built
a box of wood, with holes drilled for air, all hinged and

harnessed with rope.

The parachute attached to the rope. The weight of the beaver-
filled box hanging from the chute would keep the rope taut—

and the box closed—during the beaver’s dive. The rope would
loosen—and the box would open—once the beaver landed.