Squid pheromone sparks extreme aggression on contact
Friday, February 11, 2011 - 11:40
in Biology & Nature
When male squid come into contact with a chemical found on the outside of eggs laid by females, they instantly go from swimming along calmly and minding their own business to a state of extreme aggression, according to a new report published online on February 10 in Current Biology, a Cell Press publication. After just a touch of an egg, males will often fight vigourously with other males in an attempt to gain preferred access to mates, even when females aren't around...