81:, with a head-and-body length averaging 193Â mm (7.6Â in). Its tail is longer than the head and body combined. Its coat, yellow-brown at the sides, is long, dense, and soft. It is an excellent swimmer, propelled by large hindfeet with conspicuous
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in Minas Gerais. The
Argentine form may have been distinct from the form that now lives in Brazil and Uruguay. It is a large
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85:. It builds nests above the water supported by reeds. It is
65:. It was first described in 1887 by Danish zoologist
33:, commonly known as the greater marsh rat, is a
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57:, but it previously ranged northward into
45:. Its distribution is now restricted to
18:Knowledge:Today's featured article
69:, who reviewed materials collected by
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