Pygmy right whales (Caperea marginata) are the smallest, ‘most enigmatic’, and probably least studied of all baleen whales. Baleen act like sieves in the mouth of baleen whales, which allow seawater ...

The smallest member of the filter-feeding family is one of the only whale species not to embark on seasonal migrations, new research finds. The pygmy right whale is an enigma in the whale world. Not ...