Is a lizard a snake?

The popular conception of a lizard as a scampering reptile about 30 cm (12 inches) in total length with a slender tail may be applied accurately only to a small number of species. Representatives of several families are limbless and resemble snakes, whereas others have long hind legs that permit bipedal locomotion.

What do lizards look like?

Lizards have external ear openings and movable eyelids which make them very versatile creatures. Species range in adult length from a few centimetres (some Caribbean geckos) to nearly three metres ( Komodo dragons ). Lizards exist in varies sizes, colors and shapes. Lizards have a slimy appearance, but they are actually dry.

What lizard kills humans?

Only the largest lizard species, the Komodo dragon, which reaches 3.3 m (11 ft) in length and weighs up to 166 kg (366 lb), has been known to stalk, attack, and, on occasion, kill humans. An eight-year-old Indonesian boy died from blood loss after an attack in 2007. Green iguanas Iguana iguana ), are popular pets.

What is a common structure in a lizard?

Well-developed male copulatory organs (hemipenes) and saclike ovaries in females are examples of common structures. About 4,450 species (not including snakes) of lizards are known. Group sharing a fleshy tongue and lingual prehension of prey with the tuatara. ( Sphenodon) Most teeth merged to the top of the jaw margin.