1,566 results
- Animals
Unway Sign: Ant pheromone stops traffic
Researchers have found a new kind of traffic sign on ant trails, a chemical "Do not enter" that keeps foragers from wasting their time on paths that don't lead to food.
- Animals
Little Professor: Ants rank as first true animal teachers
The best evidence so far of true teaching in a nonhuman animal comes from ants. With video.
- Agriculture
Biotech cotton: Less spray but same yield
The way farmers grow transgenic cotton in Arizona lets them skip some of their regular spraying but end up with the same yield as traditional farmers, as well as the same impact on ants and beetles.
- Animals
Extreme Tongue: Bat excels at saying ‘Aah’
The new champion among mammals at sticking out its tongue is a small bat from Ecuador.
- 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.
- Ecosystems
Fish as Farmers: Reef residents tend an algal crop
A damselfish cultivates underwater gardens of an algal species that researchers haven't found growing on its own.
- Animals
True-pal lizards may show odd gene
Colorful lizards in California may offer an example of a long-sought evolutionary factor called greenbeard genes, a possible explanation for altruism.
- Math
Euclid’s Fourteenth Book
An ancient manuscript reveals an astonishing, unexpected realm of Euclidean geometry. For additional math news, visit the MathTrek blog.
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Bee Concerned: Big study—Selective pollinators are declining
A new study provides evidence of a decline among some of Europe's insect pollinators and the wild plants that need them.
- Ecosystems
Ambush Ants: Beware the moldy patch on that branch
Tiny tropical ants build shaggy platforms on plants and hide underneath them, poised to reach out and capture insects that may be far larger than themselves.
- Animals
He Clones, She Clones: Dad, mom ants as different species
In the little fire ant, males and queens clone themselves, the closest science has gotten to declaring males and females as separate species.
- Animals
Live Prey for Dummies: Meerkats coach pups on hunting
Meerkats easing their pups into the job of handling live prey are among the few animal species shown so far to be natural teachers. With audio.
