News tagged with natural selection

All sperm are not equal

An experimental study from researchers at Uppsala University provides evidence that in Atlantic salmon, selection acting upon sperm phenotypes within a single ejaculate of a male affects the time until hatching in the resulting ...

Feb 13, 2014
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Large testicles are linked to infidelity

There is a clear correlation between the size of the testicles of male primates and the proneness to infidelity of females. Learn more about sex, sperm and infidelity at the anniversary exhibition Sexus.

Jan 29, 2014
5 / 5 (5) 1

Living on islands makes animals tamer

(Phys.org) —Most of us have seen pictures and probably YouTube videos of "tame" animals on the Galapagos Islands, the biological paradise that was Charles Darwin's major source of inspiration as he obse ...

Jan 10, 2014
4.8 / 5 (6) 1 | with audio podcast