Explore: Snakes And Lizards

males, are found in squamate reptiles (snakes and lizards). There are about 50 species of lizard and 1 species of snake that reproduce solely through parthenogenesis

occur. Snakes will shed from the head to the tail while lizards shed in a "patchy pattern". Dysecdysis, a common skin disease in snakes and lizards, will

paraphyletic as some lizards are more closely related to snakes than they are to other lizards. Lizards range in size from chameleons and geckos a few centimeters

absent in snakes. Another way to distinguish glass lizards from snakes is the presence of an external ear opening, which are absent in snakes. The species

pythonids and caenophidians. While snakes are limbless reptiles, evolved from (and grouped with) lizards, there are many other species of lizards that have

their legs and feet to crack open the egg. Megapode embryos develop and shed their egg tooth before hatching. Most squamates (lizards and snakes) also lay

intromittent organs of male squamates (snakes and lizards). Hemipenes are usually held inverted within the body, and are everted for reproduction via erectile

total is about 280. The most species-rich group is Squamata, the snakes and lizards. They are especially diverse in the arid areas of Australia, where

selection manifests in snakes and lizards, which constitute the order Squamata of reptiles. Each of the over three thousand snakes use different tactics

Gerrhosauridae (plated lizards) Genus: Gerrhosaurus Rough-scaled plated lizard, Gerrhosaurus major Family: Lacertidae (true lizards) Genus: Acanthodactylus