noun
leopard seal
A large Antarctic seal (Hydrurga leptonyx) known for its spotted coat and predatory behavior.
ヒョウアザラシは南極の食物連鎖の頂点に立つ捕食者だ。
The leopard seal is an apex predator in the Antarctic food chain.
Compound of 豹 (ひょう, 'leopard') and 海豹 (あざらし, 'seal'), referring to its spotted coat. The exact derivation is uncertain, but the name is a straightforward descriptive compound.