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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.
In the United States, around 2.3 million households are home to reptiles, including turtles. Here's what the reptile can and cannot eat.
The largest living species of turtle (and fourth-largest reptile) is the leatherback turtle, which can reach over 2.7 m (8 ft 10 in) in length and weigh over 500 kg (1,100 lb). [9] The largest known turtle was Archelon ischyros , a Late Cretaceous sea turtle up to 4.5 m (15 ft) long, 5.25 m (17 ft) wide between the tips of the front flippers ...
Podocnemididae is a family of pleurodire (side-necked) turtles, once widely distributed.Most of its 41 genera and 57 species are now extinct. Seven of its eight surviving species are native to South America: the genus Peltocephalus, with two species, only one of which is extant (P. dumerilianus, the Big-headed Amazon River turtle); and the genus Podocnemis, with six living species of South ...
Geoemydidae are turtles of various sizes (from about 10 to 80 cm (4 to 30 in) in length) with often a high degree of sexual dimorphism.They usually have webbed toes, and their pelvic girdles articulate with their plastrons flexibly.
The four-eyed turtle can grow to a carapace length of 15 cm (5.9 in). Its carapace typically ranges in color from a yellowish-tan to a deep chocolate-brown, and all turtles have a distinct pattern of lines. The turtle's head is often colorful with yellow or green eyes, yellow stripes, and a pink or red throat.
Cryptodira is commonly called the "Hidden-Neck Turtles" or the "Inside-Neck Turtles". Cryptodira differ from Pleurodira (side-necked turtles) in that they lower their necks and pull the heads straight back into the shells, instead of folding their necks sideways along the body under the shells' marginals.
Most information on sea turtle populations comes from counting nests on beaches, but this does not provide an accurate picture of the whole sea turtle population. [131] A 2010 United States National Research Council report concluded that more detailed information on sea turtles' life cycles, such as birth rates and mortality, is needed. [132]