genitalia

12.02.09

Anti-Reproductive Strategies

How lizards protect themselves from unwanted male advances

By Susannah F. Locke Posted 05.19.2009 at 9:31 am 0 Comments

Sex for a female Lake Eyre dragon lizard is sometimes like going to bed with a man and a roaring chainsaw. The male lizard bites her neck before mounting her. If he sinks his teeth in with too much vigor, he can chomp her spinal cord and kill her.

So it's no wonder the lady lizards are choosy about sex.

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READ MORE ABOUT > genitalia, lizards, reproduction, reptiles, sex, sex files

Nerdular News Flash

Something Fishy Going On

Posted 07.10.2005 at 7:45 pm 0 Comments

From Washington University:
“Fish Genitalia May Balance Attractiveness with Predatory Escape.”

The scientists found that female mosquitofish prefer the well-endowed male. Unfortunately for the males, larger genitalia impede a speedy getaway, making them more likely to be eaten by predators. Sometimes, you just can’t win.

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READ MORE ABOUT > attractiveness, genitalia, getaway, mosquitofish, predators