The word turtle is borrowed from the French word tortue or tortre 'turtle, tortoise'. [3] It is a common name and may be used without knowledge of taxonomic distinctions. In North America, it may denote the order as a whole. In Britain, the name is used for sea turtles as opposed to freshwater terrapins and land-dwelling tortoises. In Australia, which lacks true tortoises (family …

2025年1月11日 · 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 …

2025年1月11日 · 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.

Tortoises have elephant-like, unwebbed feet, and turtles have webbed feet for swimming. Habitat of the Turtle. There are many different species of turtles and tortoises that inhabit a wide variety of habitats. You can find aquatic turtles in the ocean (sea turtles), lakes, rivers, ponds, streams, wetlands, estuaries, and more. Tortoises can be ...

Some turtles are carnivores (meat eaters), others are herbivores (plant eaters) and some are omnivores (a mixture of the two!). Many baby turtles start life as carnivores but grow to eat more plants as they mature. 8. Turtles are ‘amniotes’ – they breathe air and lay their eggs on land, although many species live in or around water.

Turtles are reptiles of the order Testudines (all living turtles belong to the crown group Chelonia), most of whose body is shielded by a special bony or cartilaginous shell developed from their ribs. The top part of the shell is called a carapace and the bottom is called the plastron just like a Tortoise. The shell is covered with scutes, scales that are made of keratin (the same protein …

Turtles have existed for 200 million years, making them the oldest of all surviving reptiles. turtle, Any of approximately 300 species (order Testudines) of reptiles that have a bony shell overlaid with horny shields and are found in most parts of the world. Turtles have existed for 200 million years, making them the oldest of all surviving ...

These turtles typically inhabit forests or rainforests and like to stay close to water sources. Wood turtles have shells that have an almost sculpted appearance, similar to carved wood. These shells range from black to brown to green. Most species of Wood turtles are omnivores and eat insects, mollusks, worms, and vegetation.

2015年10月2日 · Turtles, tortoises and terrapins are reptiles with protective shells. They live on land, in the ocean and in lakes and rivers. There are more than 300 species.

Turtles are classified as amniotes, along with other reptiles (including birds) and mammals. Like other amniotes, turtles breathe air and do not lay eggs underwater, although many species live in ...