Makes me wonder if this is just a result of genetic drift and/or bottlenecking. They clearly have no need for it, and are very specialized killers, but it being so widely present in mammals tells us that it's not really…
Makes me wonder if this is just a result of genetic drift and/or bottlenecking. They clearly have no need for it, and are very specialized killers, but it being so widely present in mammals tells us that it's not really…