Revisiting Agrawal et al. 1999

In a paper published in Nature in 1999, Anurag Agrawal, Christian Laforsch and Ralph Tollrian showed that non-lethal exposure of Daphnia and wild radish to their predators, in addition to inducing defences, led to production of offspring that were better defended than those from unattacked individuals. This study was one of the first to find …