The seven-foot fish washed up at UC Santa Barbara's Coal Oil Point Reserve in Southern California in 2019. The mouth of the fish has a unique look, said Thomas Turner, an evolutionary biologist.

5-Foot-Long ‘Cannibal Fish’ with ‘Sharp Fang-Like Teeth’ Washes Up in Rare Sighting on Oregon Beach. The stomach of the longnose lancetfish — a.k.a. the mysterious “twilight zone fish ...