The thing about geckos and (as much as it pains me to admit it) spiders is that they prey on much more noxious and difficult to control vermin, particularly the

The thing about geckos and (as much as it pains me to admit it) spiders is that they prey on much more noxious and difficult to control vermin, particularly the mosquito. This is pretty useful when spiders are basically harmless and Anopheles the most dangerous animal in the world.