Mtunzini Fun Fact: The Tropical house Gecko by Office | Dec 3, 2020 | News This species can attain a maximum length, from snout to vent, of 12.7 cm (5 in). Being nocturnal, it has very large eyes which are useful in spotting prey in low light conditions. It can change color (slowly) from light brown to a darker brown to better match its surroundings. It hitched rides to the New World aboard slave ships from West Africa.