WOLF SPIDER (IMAGE) University of Cincinnati Caption UNIVERSITY OF CINCINNATI BIOLOGISTS FOUND THAT WOLF SPIDERS CAN'T DETECT PREDATORS OR COMMUNICATE WITH POTENTIAL MATES AS EASILY AFTER IT RAINS. THEY MUST RELY MORE ON VISUAL COMMUNICATION THAN CHEMICAL OR VIBRATORY CUES. Credit JOSEPH FUQUA II Usage Restrictions NONE License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.