noun
strap-toothed whale; Layard's beaked whale
A species of beaked whale (Mesoplodon layardii) known for the distinctive strap-like teeth of adult males.
ヒモハクジラは南極海に生息する珍しいクジラです。
The strap-toothed whale is a rare whale that inhabits the Southern Ocean.
Compound of 紐 (himo, 'string, strap') + 歯 (ha, 'tooth') + 鯨 (kujira, 'whale'), referring to the strap-like teeth of the species.