Wild Things: Yeti Crabs, Guppies and Ravens

Tree killers and the first beds ever round up this month in wildlife news

(Yva Momatiuk & John Eastcott / Minden Pictures)

Tree Killer

aspen trees
(Tim Fitzharris / Minden Pictures)
After a drought in the West several years ago, aspen trees started dying in large numbers. The drought ended, but “sudden aspen decline” continued and now affects 17 percent of Western aspen forests. A Stanford University-led study in 51 Colorado sites found that aspens’ ability to transport water has been impaired, particularly in their roots. Researchers conclude that ongoing thirst is causing die-offs.

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