This is an evolutionary mechanism to increase dispersal distance away from the parent via wind.

Dr. Buck suggests that this could reflect an evolutionary mechanism to help create new species.

War journalism takes advantage of the emotional "high" humans can get from fear through evolutionary psychological mechanisms.

It has to be some kind of evolutionary mechanism to keep you from killing them.

There were a variety of different factors that motivated people to propose other evolutionary mechanisms as alternatives to natural selection.

Spencer believed that this evolutionary mechanism was also necessary to explain 'higher' evolution, especially the social development of humanity.

This is believed to be an evolutionary mechanism adapted by the brain to increase human survival rates.

Any deity or outside force is not required for the evolutionary mechanisms to operate.

This is an important evolutionary mechanism in both plants and animals.

The answer is yes for a few biologists who proposed one or more evolutionary mechanisms which worked above the species level.