Giant river otter

We may find scent marks of the giant river otter. 

Duplaix, N. 1980. Observations on the ecology and behavior of the giant river otter, Pteronura brasiliensis, in Suriname. Rev. Ecol. (Terre Vie) 34, 496-620. 

There are three recies of clawless otter in the genus Aonyx— two are found in Africa and one in Asia. Otters in this genus differ from river otters and the giant otter in havit much smaller claws and in having webbing on their feet that is either absent or does not extend to the ends of their toes. The Asian small-clawed otter (Aonyx cinerea) is the world s smallest otter, measuring just 26-... 

European otter, Lutra lutra, 356,442,488,633 Giant otter, Pteronura brasiliensis, 479 River otter, Lutra canadensis, 442,465, 510... 

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