Discover strange facts about sea turtles: leatherbacks, greens, hawksbills, loggerheads, and olive ridleys, the ancient mariners that navigate thousands of...

Explore the extraordinary world of sea turtles, from 110-million-year-old evolutionary survivors to magnetic navigation, leatherback deep diving, arribada mass nesting, and the urgent conservation challenges threatening all seven species. Expert-written, research-backed guide.

Everything about the leatherback sea turtle: size, deep diving, jellyfish diet, migration, reproduction, threats, and the strange facts that make Dermochelys coriacea the largest living reptile outside the crocodile order.

Everything about the hawksbill sea turtle: size, coral reef habitat, sponge diet, overlapping scutes, reproduction, tortoiseshell trade, conservation, and the strange facts that make Eretmochelys imbricata one of the most endangered sea turtles on Earth.

Everything about the loggerhead sea turtle: size, powerful jaw, global range, magnetic navigation, natal homing, reproduction, threats, and the strange facts that make Caretta caretta the largest hard-shelled sea turtle on Earth.

Everything about the olive ridley sea turtle: size, habitat, the arribada mass nesting phenomenon, Ostional egg harvest, conservation, and the strange facts that make Lepidochelys olivacea the most abundant sea turtle on Earth.