article: Otter
links: Marine otter Southern river otter England Neotropical otter Marine biology Smooth-coated otter Giant otter North American river otter Animal Mustelidae Mustelid Animal shell Pacific coast Antarctica Australia Scotland Ireland Sea otter Roadkill Congo clawless otter Chordata Alaska Hairy-nosed otter African clawless otter Mammal Asian small-clawed otter North America Hunting Eurasian otter Carnivora Bering Strait DDT Kamchatka Peninsula