noun
pygmy beaked whale; Peruvian beaked whale; lesser beaked whale
A species of beaked whale (Mesoplodon peruvianus). The name is a direct loan translation; the katakana prefix ピグミー is from English 'pygmy'.
ピグミー扇歯鯨は、ペルー沖で発見された比較的小型のハクジラです。
The pygmy beaked whale is a relatively small toothed whale discovered off the coast of Peru.
From English 'pygmy' (ピグミー) + 扇歯鯨 (おうぎはくじら, 'beaked whale', literally 'fan-toothed whale'). The species name reflects its small size relative to other beaked whales.