The giant otter (Pteronura brasiliensis) is an endangered species, according to the International Union for Conservation of Nature (IUCN). A recently published report authored by more than 50 ...
1. Otter ecology and its background -- 2. Pen pictures. Thirteen otters of the world : some natural history -- Europe -- Common or Eurasian otter, Lutra lutra -- North America -- River otter, or North ...