Insects, equipped with complex compound eyes, can maintain a constant heading in their travels, some of them for thousands of miles. New research demonstrates that fruit flies keep their bearings by using the polarization ...
Plants & Animals
Jan 17, 2012
1
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Just as monarch butterflies depend on circadian cues to begin their annual migration, so do plants to survive freezing temperatures.
Biotechnology
Apr 12, 2011
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(PhysOrg.com) -- Rising carbon dioxide levels associated with global warming may affect interactions between plants and the insects that eat them, altering the course of plant evolution, research at the University of Michigan ...
Evolution
Feb 16, 2011
14
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(PhysOrg.com) -- Monarch butterflies appear to use medicinal plants to treat their offspring for disease, research by biologists at Emory University shows. Their findings were published online Oct. 6 in the journal Ecology ...
Plants & Animals
Oct 11, 2010
8
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Monarch butterflies -- renowned for their lengthy annual migration to and from Mexico -- complete an even more spectacular journey home than previously thought.
Plants & Animals
Jul 26, 2010
0
0
Building on prior investigation into the biological mechanisms through which monarch butterflies are able to migrate up to 2,000 miles from eastern North America to a particular forest in Mexico each year, neurobiologists ...
Plants & Animals
Jan 25, 2010
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(PhysOrg.com) -- Female monarch butterflies in eastern North America have significantly declined over the past 30 years, a new study by a University of Georgia researcher reveals.
Plants & Animals
Sep 23, 2009
2
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(PhysOrg.com) -- Scientists have succeeded for the first time in fitting monarch butterflies with a radio transmitter and in tracking them from an aircraft over a long distance on their flight northwards during the butterflies’ ...
Plants & Animals
Jul 24, 2009
0
0
Scientists studying Eastern North American monarch butterflies (Danaus plexippus) have uncovered a suite of genes that may be involved in driving the butterflies to migrate towards Mexico for the winter. Their research, published ...
Evolution
Mar 31, 2009
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0
An expert has confirmed what backyard gardeners and amateur naturalists have been saying for weeks: There are fewer monarch butterflies in Illinois this summer.
Plants & Animals
Aug 20, 2024
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