Most species of gecko are nocturnal, however, there are also many species of gecko that are diurnal.
Day gecko, leopard gecko and crested gecko
Most gecko species are insectivorous. Some species of gecko are omnivorous species, although they do not tend to eat leaves.
Not all gecko species come from rainforests. Most gecko species that do live in a rainforest is because the specific species thrives in a humid environment.
Depending on the gecko species will determine the price of the animal. More common species are usually sold at a lower value such as the: house gecko, turner gecko, golden gecko, tokay gecko, skunk gecko. Other species such as crested geckos, leopard geckos and gargoyle geckos can range from $60 - $500. There are even "sought out" or "desired" species of gecko than can range upwards of $1000-$4000 this could include: Leachianous geckos, Green geckos, Chaoua geckos.
Most species of gecko are insectivores. This means they rely on a variety of live feeders such as worms, crickets and roaches. There are also some species of gecko that are omnivores relying on a variety of fruits, saps, pollens and insects. There are not species of gecko that rely on a veggie diet though and they will most likely not eat lettuce.
It depends on the species of gecko. The kawekaweau the largest species of gecko is 24 inches.
The only species capable of reaching that size and weight would be the Tokay Gecko (G. Gekko). Most house gecko species are Mediterranean species only reaching 5-15Grams in weight.
Gecko species are typically solitary animals and should not be housed with other species of gecko, or other species of reptile.
Gecko species can vary in price depending on what species you are looking for. Species that are more common in the reptile hobby can range from $5 - $50. Most gecko species that people keep range from $50-$250+ (includes: fat tails, cresteds, leopards, viper). Other species of gecko that are more valuable include: Leachies, chaoua's, green geckos, trachyanous, bavayia etc.. which can cost in the upwards of $500-$3000 each.
That depends on which species you are asking about. There are approximately 1,500 species of gecko.
a leopard gecko is a reptile.