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wild sex: our top 20 sexy beasts dr tatiana: sex advice to all creation birds do it: an introduction to sex shape matters: penises and sperm whose sperm?: competition more sex please: further information

 

 

 

 

 

 

 

 

 

 

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whose sperm? The illustrated All creatures kama sutra
 


Competition

Latest: Sorry but this competition has now closed

We have 10 copies of Dr Tatiana’s Sex Advice to All Creation to give away. The first 10 entrants to correctly match the sperm to the mammal will win their own copy of this definitive guide to the evolutionary biology of sex.

nine illustrations of different mammal sperm: bull, guinea pig, bandicoot, human, rat, chinese hamster, dog, echidna, cat.

 

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1 Bull

2 Guinea pig

3 Bandicoot

4 Human

5 Rat

6 Chinese hamster

7 Dog

8 Echidna

9 Cat