News tagged with caterpillars

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Conker trees facing peril from alien invaders

(PhysOrg.com) -- Conkers, a favourite playground game in British schools, could soon be just a fond memory if a serious threat to horse chestnut trees continues to spread. Now academics from the Universities ...

Jun 11, 2010
4.3 / 5 (3) 0

Oak has secret weapon against caterpillar

A plague of caterpillars is munching its way through the leaves on our trees. Oak forests are suffering the most, reports the Nature Calendar. Cause for concern? Not according to entomologist and expert on insect pests, Leen ...

May 31, 2010
5 / 5 (1) 1

Eating like a bird helps forests grow

Lions, tigers and bears top the ecological pyramid -- the diagram of the food chain that every school child knows. They eat smaller animals, feeding on energy that flows up from the base where plants convert ...

Apr 05, 2010
4.6 / 5 (9) 0 | with audio podcast

Why Female Moths are Big and Beautiful

(PhysOrg.com) -- In most animal species, males and females show obvious differences in body size. But how can this be, given that both sexes share the same genes governing their growth? University of Arizona ...

Mar 11, 2010
5 / 5 (4) 0 | with audio podcast

Invasive Nettle Moth Triggers Hawaii Research

(PhysOrg.com) -- Like children everywhere, kids in Hawaii love to run barefoot through tall grass. But an invasive pest called the nettle moth caterpillar can take the fun out of this simple childhood pleasure, ...

Nov 19, 2009
not rated yet 0

Lost World Found in Papua New Guinea Volcano

(PhysOrg.com) -- A BBC expedition exploring inside the crater of an extinct volcano in Papua New Guinea (PNG) has discovered a lost world of dozens of weird new species and rare animals, including new frogs, ...

Sep 08, 2009 weblog
4.8 / 5 (64) 8

Plants choose ammunition carefully

Plants are anything but as defenceless as they might seem. Various plant hormones work together to specifically fend off attacks. Dutch researcher Antonio Leon-Reyes has now shown how these hormones cooperate. By 'consulting' ...

Sep 03, 2009
5 / 5 (2) 1