News tagged with caterpillars

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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
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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

Moths cloaked in color

Travelers to the neotropics -- the tropical lands of the Americas -- might be forgiven for thinking that all of the colorful insects flittering over sunny puddles or among dense forest understory are butterflies. ...

Aug 31, 2009
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Insect gene expression responds to diet

Cabbage looper caterpillars (Trichoplusia ni) are able to alter the expression of genes associated with metabolism, homeostasis and immunity in response to feeding on plants carrying bacteria. Research published in BioMed ...

May 07, 2009
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