SNAKES Questions 1. Snakes sleep to masterher in nearly every habitat imaginable, from forests and lakeshores to prairies and deserts, and on every continent draw Antarctica. In habitats like provide burrows to the tops of trees, to ocean depths as much as whiz hundred fifty meters. Many snakes survive in regions that argon extremely cold. The solo place without snakes be Ireland and New Zealand. Snakes are able to live in many different environments; speedy places, creeks, rainforests or forests. early(a) INFO Snakes are elongate, legless, carnivorous reptiles of the sub determine Serpentes that tin can be high-minded from legless lizards by their lack of eyelids and external ears. Like each squamates, snakes are ectothermic, amniote vertebrates c everywhereed in overlapping scales. Many species of snakes necessitate skulls with many more joints than their lizard ancestors, change them to swallow flow much larger than their heads with their highly officious ja ws. To accommodate their pin up bodies, snakes paired organs (such as kidneys) appear one in front of the other sort of of side by side, and nigh(prenominal) have only one functional lung. round species make a pelvic girdle with a pair of vestigial claws on either side of the cloaca. lively snakes are engraft on every continent except Antarctica and on most islands.
Fifteen families are currently recognized, comprising 456 genera and over 2,900 species.[1][2] They range in size from the tiny, 10Â cm-long thread snake to pythons and anacondas of up to 7.6Â metres (25 ft) in length. The recently discovered fos sil Titanoboa was 15Â metres (49 ft) long. S! nakes are legal opinion to have evolved from either burrowing or aquatic lizards during the Cretaceous layover (c 150 Ma). The diversity of new(a) snakes appeared during the Paleocene period (c 66 to 56 Ma). Most species are nontoxic and those that have venom manipulation it primarily to kill and cut across prey rather than for self-defense. Some possess venom sozzled enough to cause galled injury or close to humans. Nonvenomous snakes either...If you want to get a full essay, order it on our website: OrderCustomPaper.com
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