Otter Otter Otters are carnivorous mammals in the subfamily Lutrinae. The 13 extant otter species are all semiaquatic, aquatic or marine, with diets based on fish and invertebrates. Lutrinae is a branch of the weasel family Mustelidae, which also includes badgers, honey badgers, martens, minks, polecats, and wolverines. The word "otter" derives from the Old English word "otor" or "oter". This, and cognate words in other Indo-European languages, ultimately stem from the Proto-Indo-European language root *wódr̥, which also gave rise to the English word "water". An otter's den is called a holt or couch. Male otters are called dogs or boars,
Göran von Otter victims being murdered in the gas chambers at Bełżec extermination camp. Gerstein and von Otter happened to be in the same compartment of the train. After the war, von Otter wrote about the encounter that Gerstein gave him a detailed report of what had happened at Belzec, seemed very disturbed by it and implored him to transmit this information to the Swedish authorities. Von Otter did talk with high-ranking officials at the Swedish Foreign Ministry. However, the information was not passed on to the Allies or to any other party. After the end of the war, von Otter attempted to