Yes .
Yes, there are diurnal (non-nocturnal) geckos. One is the day gecko, hence the name "day".
An animal such as an owl or bat. Animals that are nocturnal sleep during the day and would awaken at night.
nocturnal |näkˈtərnl| adjective done, occurring, or active at night : most owls are nocturnal. DERIVATIVES nocturnally |nɑkˈtərnli| adverb ORIGIN late 15th cent.: from late Latin...
Nocturnal means that they sleep in the day and go scavaging for food and water by night.