Related topics: prostate cancer

Hormone clue to snail shells' spiral

An enzyme that makes the male sex hormones has unravelled a fresh clue about how snail shells come to be curly. 

The melodious mouse that sings for sex

A small, brown mouse found in the forests of Central America bucks the rodent trend of conversing in high-pitched squeaks often inaudible to the human ear.

Male birds adjust courtship behavior based on social context

Male birds that have already paired up with a female aren't above looking for a little action on the side. A new study from The Auk: Ornithological Advances explores how male juncos adjust their courtship behavior to their ...

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