The theory by which mutations in the genetic code lead to differences from the previous phenotype that, should they be advantageous to an organism's survival to reproductive age, may be passed on to offspring.

learn more… | top users | synonyms

29
votes
2answers
530 views

Is there evidence that some non-human species perform sexual selection based primarily on intelligence? How do they do this?

I'm a biology amateur, but it seems like sexual selection is almost always performed based on physical characteristics, the outcome of physical contests, or some sort elaborate courtship. But do any ...