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One of the most significant and contemporary threats to sea turtles comes from bycatch due to imprecise fishing methods. Long-lining has been identified as a major cause of accidental sea turtle deaths. [139] [140] There is also a black-market demand for tortoiseshell for both decoration and supposed health benefits. [141]
Robert Thompson and colleagues (2021) comment that living turtles have low diversity, relative to how long they existed. Diversity has been stable, according to their analysis, except for a single rapid increase around the Eocene-Oligocene boundary some 30 million years ago, and a large regional extinction at roughly the same time. They suggest ...
The turtles are transported by the prevailing currents across the full length of the northern Pacific, one of the longest migration routes of any marine animal. [32] The return journey to the natal beaches in Japan has been long suspected, although the trip would cross unproductive clear water with few feeding opportunities. [33]
Other natural predators which have reportedly preyed on adults include coyotes, American black bears, American alligators and their larger cousins, alligator snapping turtles. [20] Large, old male common snapping turtles have very few natural threats due to their formidable size and defenses, and tend to have a very low annual mortality rate. [9]
Long regarded as one of the longest-living pets you could ever own, turtles surprise many pet owners with how long they can live. Whether you have a red eared slider or a map turtle, these ...
Sea turtles: there are seven extant species of sea turtles, which live mostly along the tropical and subtropical coastlines, though some do migrate long distances and have been known to travel as far north as Scandinavia. Sea turtles are largely solitary animals, though some do form large, though often loosely connected groups during nesting ...
Some tiny turtles may never grow more than 1.5in long, while the humungous leatherback turtle can reach lengths of up to 8ft 10 long and weigh 1,100lb. Most pet turtles are around 5–12in long. 21.
Hundreds of dead, vulnerable sea turtles washed up on South Asian beaches last week near the city of Chennai, India. These turtles were identified as olive ridley turtles, an endangered species ...