Related topics: females · sperm

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.

NatGeo's 'Secrets of the Whales' surfaces little-known facts

When a killer whale slowly circled back toward wildlife photographer Brian Skerry in the middle of the ocean after discarding the giant sting ray it was devouring, panic is not what came to mind: "Part of my brain is thinking, ...

Study supports the theory that 'men are idiots'

The theory that men are idiots and often do stupid things is backed up by evidence in the Christmas issue of The BMJ. The findings are based on an analyses of sex differences in idiotic behaviour.

The buck stops where? Research records longest-ever deer distance

Why did the deer cross the road? According to research from the University of New Hampshire to keep going and going and going. Researchers have discovered the longest distance ever recorded by an adult male white-tailed deer—300 ...

'Super males' emerge from male-dominated populations, study finds

Males who evolve in male-dominated populations become far better at securing females than those who grow up in monogamous populations, according to new research into the behaviour of fruit flies at the University of Sheffield.

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