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The physiology of underwater diving is the physiological adaptations to diving of air-breathing vertebrates that have returned to the ocean from terrestrial lineages. They are a diverse group that include sea snakes, sea turtles, the marine iguana, saltwater crocodiles, penguins, pinnipeds, cetaceans, sea otters, manatees and dugongs.
Cold-stunned sea turtles may float to the surface and be further exposed to cold temperatures, which can cause them to drown. [1] A water temperature threshold of 8 [2] –10 °C [3] has been associated with mass turtle stunning events. After cold-stunning has taken place, there is only a very short period of time when sea turtles can be safely ...
The immediate shock of the cold causes involuntary inhalation, which if underwater can result in drowning. The cold water can also cause heart attack due to vasoconstriction; [4] the heart has to work harder to pump the same volume of blood throughout the body, and for people with heart disease, this additional workload can cause the heart to ...
Sea turtles spend a majority of their time underwater, so they must be able to hold their breath for long periods. [57] Dive duration largely depends on activity. A foraging sea turtle may typically spend 5–40 minutes underwater [57] while a sleeping sea turtle can remain underwater for 4–7 hours.
The center works to rescue and care for animals injured by trawlers and says its work has benefited more than 300 sea turtles, nearly 700 seahorses, more than 100 sharks and hundreds of thousands ...
An olive ridley sea turtle nesting on Escobilla Beach, Oaxaca, Mexico. Female sea turtles migrate long distances to nest on favored beaches. Turtles are the only reptiles that migrate long distances, more specifically the marine species that can travel up to thousands of kilometers.
A satellite tagged loggerhead turtle pushes its way to the water at West Dennis Beach in July 2020, one of seven sea turtles released. The animals were all found cold-stunned on Cape Cod the ...
As the name suggests, the Chinese striped-necked turtle, or Maureyms sinensis, is found in China as well as Taiwan, Vietnam, and Laos.It lives in swamps, ponds, freshwater marshes, and soft-bottom ...