<span style="font-family:Verdana;">It is well known that whales in captivity suffer from dorsal fin bending. However, </span><span style="font-family:Verdana;">the mechanisms behind this change are poorly understood. Humans can suffer from similar symptoms either after a period of immobilization or after suffering a brain lesion. Therefore, we here speculate whether the bent dorsal fins are reflecting contracture development in whales.</span>