Lizard is the common name used for all squamate reptiles that are not snakes, encompassing over 7,000 species. They have a cosmopolitan distribution, ranging across all continents except Antarctica, a
Hemidactylus platyurus on white background, focus stacking
A young Mediterranean house gecko in the process of moulting.
Red tegu (Tupinambis rufescens) skull, showing teeth of differing types
Adhesive pads enable geckos to climb vertically.
Geckos are small, mostly carnivorous lizards that have a wide distribution, found on every continent except Antarctica. Belonging to the suborder Gekkota, geckos are found in warm climates. They range
Lizard
…and "squamates" synonyms. The adult length of species within the suborder ranges from a few centimeters for chameleons such as Brookesia micra and geckos such as Sphaerodactylus ariasae to nearly 3 m (10 ft) in the case of the largest living varanid lizard, the Komodo dragon. Most lizards are fairly small…
Skeleton of Eichstaettisaurus, thought to be an early member of the gecko lineage
Fossil of Yantarogekko preserved in Baltic amber