Leatherback sea turtles can weigh 550 to 1,500 pounds (250 to 700 kilograms), making them the largest living turtles.
Sources
- 5 Winners and Losers on New “Red List” of World's Rarest ... (nationalgeographic.com)
- https://www.nps.gov/caha/learn/nature/leatherbackseaturtle.htm (nps.gov)
- https://oceanservice.noaa.gov/facts/leatherback.html (oceanservice.noaa.gov)
- https://www.fisheries.noaa.gov/species/leatherback-turtle (fisheries.noaa.gov)
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