The researchers marked common roaches, a widespread freshwater fish, and studied their personalities. After investigating which individuals then became food for cormorants, they were able to show that the bravest fish run twice the risk of being eaten compared to the shyest individuals. Read the entire pressrelease HERE
To the paper in Scientific reports: "A predation cost to bold fish in the wild"
Authors: Kaj Hulthén, Ben B. Chapman, P. Anders Nilsson, Lars-Anders Hansson, Christian Skov, Jakob Brodersen, Jerker Vinterstare & Christer Brönmark.