That the morphology of many pollinators corresponds strikingly to the shape of the flowers they pollinate was observed more than 150 years ago by Charles Darwin. He described this perfect mutual adaptation of flowers and ...
Plants & Animals
May 18, 2016
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Moths need just the essence of a flower's scent to identify it, according to new research from The University of Arizona in Tucson.
Plants & Animals
Mar 5, 2009
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The brightest hues in nature are produced by tiny patterns in, say, feathers or scales rather than pigments. These so-called "structural colors" are widespread, giving opals their fire, people their blue eyes, and peacocks ...
Archaeology
Nov 15, 2011
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(PhysOrg.com) -- Using a one-of-its-kind flight arena, University of Arizona entomologist Goggy Davidowitz and his group study how giant hawk moths use energy resources for two of nature's most costly evolutionary traits: ...
Plants & Animals
Jan 6, 2011
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Bats orient themselves through echolocation, and they find their prey by emitting calls and then process the echoes reflected back to them from the prey. Small insects reflect small echo signals, and large insects reflect ...
Plants & Animals
Aug 19, 2013
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A team of researchers from the Max Planck Institute for Chemical Ecology, together with colleagues from the Martin Luther University Halle-Wittenberg, Germany, has studied olfaction in female silk moths. Using electrophysiological ...
Plants & Animals
Jan 16, 2024
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Researchers have shown for the first time how Golden orb web spiders (Nephila antipodiana) add a chemical to their web silk to repel invading ants.
Plants & Animals
Nov 23, 2011
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(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 entomologists ...
Plants & Animals
Mar 11, 2010
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A team of researchers with members from Poland, Australia and the U.S. has found that some types of clearwing moths fly like bees to avoid predators. In their paper published in the journal Biology Letters, the group describes ...
About 160,000 species of butterflies and moths are already known, but scientists believe that a similar number still remain undiscovered. Identification and characterization of these species can be complicated by the fact ...
Plants & Animals
Nov 23, 2011
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