Bears that mark more trees may be more successful in mating
E-Mail Brown bears that are more inclined to grate and rub against trees have more offspring and more mates, according to a University of Alberta study. The results suggest there might be a fitness component to the poorly understood behaviour. "As far as we know, all bears do this dance, rubbing their back up against the trees, stomping the feet and leaving behind odours of who they are, what they are, what position theyre in, and possibly whether they are related," said Mark Boyce, an ecolog...
Curtis Strobeck Mark Boyce Andrea Morehouse University Of Alberta Department Of Biological Sciences Alberta Rocky Mountains
Source: eurekalert.org