Author:Best, Peter B; Tormosov, Dmitri; Brandão, Anabela; Mikhalev, YuriDate:2016This study investigates possible regional variations in size composition of adult female sperm whales (Physeter macrocephalus) using data from 3302 pregnant individuals taken on Soviet whaling expeditions to the Southern Hemisphere 1961/62–1974/75. ...Read more