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River otters: Hardest-working clowns in the water

Sept. 13, 2013, 1:17 p.m.
river otter dens

Photo: Jaymi Heimbuch

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Nothing like a cozy den

River otters build dens close to the water line, with multiple tunnels. Here, a river otter gathers reeds that it takes to an underwater entrance to a den site. Nothing like a pile of fresh reeds to make a soft, comfortable bed.