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 sunlight into ...
Plants & Animals
Apr 5, 2010
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For the first time, milkweed butterflies have been sighted feeding on live caterpillars—their own species' young. Researchers suggest they do this to increase their supply of mating pheromones.
Plants & Animals
Sep 9, 2021
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With herbivores, omnivores, carnivores, insectivores, frugivores, scavengers and decomposers, Earth's ecosystems function within a vast web of interactions among plants, animals, insects, fungi and microorganisms. A fundamental ...
Ecology
Feb 22, 2019
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Swarms of caterpillars which can cause skin rashes have invaded the Indonesian holiday island of Bali, an official said Wednesday, but tourist areas have not been affected so far.
Ecology
Apr 13, 2011
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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 ...
Ecology
May 31, 2010
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Moths of the Hawaiian genus Hyposmocoma are an oddball crowd: One of the species' caterpillars attacks and eats tree snails. Now researchers have described at least a dozen different species that live underwater for several ...
Plants & Animals
Mar 23, 2010
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When oaks burst into life in spring populations of oak-leaf-eating caterpillars boom: this offers a food bonanza for caterpillar-munching birds looking to raise a family.
Plants & Animals
May 25, 2015
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As butterflies go, the Eastern tiger swallowtail is pretty scary. Their caterpillars look more like stubby snakes, complete with a fake green head, faux black and yellow eyes, and an orange, forked, fleshy "tongue." That ...
Biotechnology
Feb 12, 2015
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Toxins from Bacillus thuringiensis bacteria (Bt toxins) are used in organic and conventional farming to manage pest insects. Sprayed as pesticides or produced in genetically modified plants, Bt toxins, used in pest control ...
Biotechnology
Oct 19, 2011
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A trio of researchers at the University of Oxford has found that studying the interrelationships between great tits, oak trees and caterpillars in Wytham Woods, in Oxfordshire, England, near Oxford, has revealed some of the ...
