From Latin 'ossifragus' (bone-breaker), a name originally for the lammergeier, transferred to the fish hawk by medieval mix-up.
A large fish-eating raptor with a white underside and distinctive dark eye-stripe, found on every continent except Antarctica.
From Anglo-French 'ospriet,' ultimately from Latin 'ossifragus' meaning 'bone-breaker,' from 'os' (bone) + 'frangere' (to break). The name was originally applied to the lammergeier before being transferred to the fish hawk. Key roots: os (Latin: "bone"), frangere (Latin: "to break").