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Latest Meghan Duffy Stories

2012-03-29 23:15:36

When battling an epidemic of a deadly parasite, less resistance can sometimes be better than more, a new study suggests.

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2011-06-24 11:03:54

Biologists worldwide subscribe to the healthy herds hypothesis, the idea that predators can keep packs of prey healthy by removing the weak and the sick.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.