Scientists analysing the guts of dead sea turtles ... but also made from broken necks of glass bottles or metal ends of light bulbs. 'According to our calculations, 10 out of 16 species of land ...

Unlike most turtles, whose shells are made ... sea turtles do today. Movement onshore, however, was difficult. An adult female Protostega may have weighed a ton or more, a hefty load to drag out ...