Web Search Results for "turtles"

Turtle | Species, Classification, & Facts | Britannica
12 May 2024 at 4:03pm
Despite turtles? broad distribution, there are not and never seem to have been a great many species of turtles at any time over the course of their long evolutionary history. The small number of species, however, does not equate to a lack of diversity.There are turtles with carapace lengths (the standard way to measure turtles) of less than 10 cm (4 inches), as in the flattened musk turtle ...

Turtle - Wikipedia
11 May 2024 at 6:03am
Turtles, or testudines, are reptiles of the order Testudines, characterized by a special shell developed mainly from their ribs. Modern turtles are divided into two major groups, the Pleurodira (side necked turtles) and Cryptodira (hidden necked turtles), which differ in the way the head retracts. There are 360 living and recently extinct ...

Sea Turtle | Species | WWF - World Wildlife Fund
11 May 2024 at 5:06am
WWF's work on sea turtles focuses on five of those species: green, hawksbill, loggerhead, leatherback, and olive ridley. Over the last 200 years, human activities have tipped the scales against the survival of these ancient mariners. Slaughtered for their eggs, meat, skin, and shells, sea turtles suffer from poaching and over-exploitation.

10 Tremendous Turtle Facts | NOAA Fisheries
10 May 2024 at 11:15pm
10. Sea turtles are deep divers and can stay underwater for long periods of time. As reptiles, sea turtles breathe air, but they have the ability, under natural conditions, to remain submerged for hours at a time. They even sleep underwater. Most sea turtles spend their entire life at sea, only returning to nesting beaches to lay eggs.

Turtle - Adaptations, Habitats, Lifespan | Britannica
11 May 2024 at 7:04pm
Turtle - Adaptations, Habitats, Lifespan: Turtles have adapted to a remarkable variety of environments, but the greatest number of species occurs in southeastern North America and South Asia. They are not social animals. Several species may inhabit the same river or lake, but each has different foods, feeding habits, and likely different activity periods.

Sea turtles, facts and information - National Geographic
11 May 2024 at 4:40pm
Sea turtles mate at sea, then come ashore on beaches to lay their eggs. Females dig a hole in the sand, then deposit their clutch of eggs (up to 100, in the leatherback?s case), cover it back up ...

Sea Turtles 101 | National Geographic - YouTube
12 May 2024 at 6:59am
Sea turtles have existed since the time of the dinosaurs. Find out about the ancient mariners' oldest known ancestor, how certain adaptations may have helped...

Sea turtle | Description, Species, Habitat, & Facts | Britannica
11 May 2024 at 11:07pm
Sea turtle, any of seven species of marine turtles belonging to the families Dermochelyidae (leatherback sea turtles) and Cheloniidae (green turtles, flatback sea turtles, loggerhead sea turtles, hawksbills, and ridleys). Both families are highly aquatic, and most species only appear on coastal beaches for egg laying.

Sea Turtles | Smithsonian Ocean
13 May 2024 at 2:12am
Most turtles can dive to depths of up to 290 m (960 ft). However, one species of sea turtle?the leatherback?can dive over 1,000 m (3,000 ft)! The maximum depth ever recorded for a sea turtle dive was a leatherback that dove 1,200 m (3937 ft). Leatherbacks are able to do this because of their adaptations for deep diving.

Sea turtle - Wikipedia
10 May 2024 at 5:10pm
Sea turtles (superfamily Chelonioidea), sometimes called marine turtles, are reptiles of the order Testudines and of the suborder Cryptodira.The seven existing species of sea turtles are the flatback, green, hawksbill, leatherback, loggerhead, Kemp's ridley, and olive ridley. Six of the seven sea turtle species, all but the flatback, are present in U.S. waters, and are listed as endangered and ...



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