6,812 results
6,812 results for: Insects
- Animals
Mixed Butterflies: Tropical species joins ranks of rare hybrids
A South American butterfly is one of the few animal species that seems to have arisen via the supposedly rare path of crossing two older species.
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Blood Sucker: Like the adult heart, the developing heart takes advantage of suction
The embryonic heart works more like the adult heart than scientists had long assumed.
- Animals
Leggiest Animal: Champ millipede located after 79-year gap
A millipede species that can grow up to 750 legs has turned up in California after decades with no sightings.
- Earth
A Little Less Green?
Emerging data indicate that use of pyrethroid pesticides, even by home owners, poses significant environmental risks.
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Master gene found for insect smell
A single gene may oversee the sense of smell in a variety of insect species.
- Ecosystems
Most Bees Live Alone
Concern about honeybee shortages has inspired new interest in bees that lead solitary lives and don't bother storing honey.
- Animals
Ant Iron Chefs: Larvae fix dinner but don’t sneak snacks
Movies of an ant colony show that larvae are the ones that prepare dinner when meat is on the menu. With Video.
- Animals
No Early Birds: Migrators can’t catch advancing caterpillars
Pied flycatcher numbers are dwindling in places where climate change has knocked the birds' migration out of sync with the food-supply peak on their breeding grounds.
- Health & Medicine
Siccing Fungi on Malaria
Two independent research teams have found that fungi can kill mosquitoes or reduce the efficiency with which they transmit the malaria parasite.
- Archaeology
Stone Age Britons pay surprise visit
Estimated to be roughly 700,000 years old, stone tools recently unearthed along England's southeastern coast are the earliest evidence of human ancestors in northern Europe.
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People with malaria attract more mosquitoes
The protozoan causing malaria may facilitate its own spread by making people more alluring to mosquitoes.
- Paleontology
Amphibious Ancestors
Newly discovered fossils from Greenland, as well as a reexamination of those of previously known creatures, are providing researchers with additional insights into ancient vertebrates' move from water to land.
