Feed at dusk and watch the first licks
A crested gecko's feeding-time check happens at dusk because that is when this species wakes, and the first minute of eating is the examination. Set the fresh diet cup in its ledge and watch the gecko approach and lick: steady, repeated licks with the jaw moving evenly on both sides are the healthy picture. A crested gecko that approaches and turns away, or licks only feebly, has given you the day's most important finding. While it eats, look at the eyes — both fully open and bright — and at the crested fringe along the head for smooth, unmarked skin.
Toes, tail, and grip while it is on the glass
With the crested gecko occupied at the cup, run the quick body circuit. Check the toes against the glass where they spread flat: look for a pale, tight ring of stuck shed on any toe, and watch that all four feet grip and release cleanly as the gecko shifts. Confirm the tail is present and plump, since a crested gecko can drop its tail under stress and will live tailless but should not have to. Glance along the belly and vent for stuck droppings or diet smears from the night before. While the gecko is spread on the glass you can also see the underside of the jaw and the belly skin clearly — two views you lose the moment it retreats into the foliage for the night.
Wipe the spills before the humidity does its work
Feeding-time cleanliness for a crested gecko is mostly about its own food. This species flings and smears prepared diet onto leaves and glass, and in the nightly humidity those smears mold fast, so wipe them the same evening you see them. Remove the old diet cup rather than refreshing it in place, rinse the ledge, and pick out droppings from the floor and foliage. Check that spilled water or diet has not soaked a paper floor into a soggy patch that needs swapping out.
Mist, droplets, and the temperature glance
Finish the feeding-time routine by misting the enclosure so droplets bead on the leaves — the crested gecko will drink them between licks of diet, and a gecko seen drinking is a hydration check passed. Confirm the enclosure sits in its comfortable room-temperature band with no heat source making one corner hot, since this species suffers in warmth that other reptiles enjoy. Check the screen lid is seated and the door latched, because a fed gecko explores. Note how much of the cup was eaten by morning rather than guessing at dawn.
When an evening check earns a vet call
Escalate beyond the daily circuit when a crested gecko ignores its diet across many evenings, when the jaw looks soft, uneven, or trembles as it licks, when shed stays banded on several toes despite good humidity, or when weight loss shows in a thinning tail base. Those findings need a reptile veterinarian, not another night of waiting. Writing the lick test, toe check, and cup result into KinsLe under Care Teams each evening builds the appetite timeline that turns a vague worry into a clear story a vet can act on.