hawksbill turtle

:  a small- to medium-sized sea turtle (Eretmochelys imbricata) of warm waters that has a narrow hawk-like beak, an upper shell of overlapping horny plates, and usually two claws on each forelimb ◆The hawksbill turtle feeds chiefly on sponges. Its mottled brownish upper shell was used especially formerly to produce tortoiseshell .