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'.
The pygmy beaked whale is a relatively small toothed whale discovered off the coast of Peru.
Kanji spelling with katakana prefix; usually written in kana.
All-katakana spelling; common in scientific or field-guide contexts.
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.