Search Results for: Butterflies
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1,041 results
1,041 results for: Butterflies
- Ecosystems
Males live longer with all-year mating
Male butterflies live longer in Madeira, where females are available year-round, than in Sweden, where females mature in one burst.
- Agriculture
Bt corn variety OK for black swallowtails
The first published field study of butterflies and genetically altered corn finds no harm to black swallowtail caterpillars from a common corn variety.
- Animals
He and she cooperate on anti-aphrodisiacs
Scientists have for the first time identified a chemical that serves as a butterfly anti-aphrodisiac.
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How butterflies can eat cyanide
Some newly recognized chemical wizardry lets some Heliconius caterpillars thrive on leaves that defend themselves with cyanide.
- Animals
New Green Eyes: First butterfly that’s genetically modified
Scientists have genetically engineered a butterfly for the first time, putting a jellyfish protein into a tropical African species so that its eyes fluoresce green.
- Agriculture
Rethinking Refuges? Drifting pollen may bring earlier pest resistance to bioengineered crops
Pollen wafting from bioengineered corn to traditional varieties may be undermining the fight to keep pests from evolving resistance to pesticides.
- Ecosystems
Insects, pollen, seeds travel wildlife corridors
Strips of habitat boost insect movement, plant pollination, and seed dispersal among patches of the same ecosystem.
- Earth
Bt Corn Risk to Monarchs Is ‘Negligible’
A much-anticipated report states that the most commonly planted forms of genetically engineered Bt corn pose only a "negligible" risk to monarch butterfly populations.
- Animals
Poison birds copy ‘don’t touch’ feathers
A subspecies of one of New Guinea's poisonous pitohui birds may be mimicking a toxic neighbor, according to a new genetic analysis.
- Materials Science
Waterproof Coats: Materials repel water with simplicity, style
Researchers have produced new types of water-repelling surfaces, including one that's colorful and another made of inexpensive plastic.
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Fig-Wasp Upset: Classic partnership isn’t so tidy after all
Genetic analysis suggests that a textbook example of a tight buddy system in nature—fig species that supposedly each have their own pollinating wasp species—may need to be rewritten.
- Animals
Not-So-Elementary Bee Mystery
Old-style epidemiology casework combines with an array of 21st-century lab tests in the search for clues to the disappearance of honeybees.
