Gray wall Jamper

#Distribution
Menemerus bivittatus is cosmopolitan in distribution being common in most tropical regions.

#Description
Gray wall jumpers are dorso-ventrally flattened and are covered with short dense, grayish-white hairs. There are tufts of dark brown bristles near the large, forward-facing eyes.

#Biology
The female gray wall jumper builds an eggsac in a crack or other concealed position in which she lays 25 to 40 eggs in a purse-like silken case. She guards the eggs until they hatch in about three weeks time after which the young spiders disperse