Ancylometes is a fishing spider genus from Central and South America, where they live near ponds, lakes, rivers and other freshwater habitats. These spiders can walk over water rather fast, in a fashion similar to water striders. This is because of fine air-trapping hairs on the tips of their legs. They can dive underwater, and will consume anything from insects to small lizards and fish. They can stay underwater for over an hour, using air trapped in hairs surrounding their book lungs as a physical gill. Ancylometes is one of only two known genera of spiders that can spin webs in water (the other being Argyroneta) and they do sometimes catch fish. However, they mostly catch fish by diving down or lying in wait until prey passes within striking distance. They do however consume them on the