Animals
- Animals
The secret behind the alligator’s toothy smile
Dental stem cells enable the reptile to grow new teeth every year, researchers find.
- Animals
Cannibalistic spiders may just be choosy guys
Male Micaria sociabilis may choose to have older female for lunch, not sex.
- Animals
Malaria mosquito dosed with disease-fighting bacteria
After thousands of tries, lab gets parasite-carrying insect to catch Wolbachia.
- Animals
Tongue bristles help bats lap up nectar
High-speed videos capture stretched-out tongue bumps that stretch out so nectar-feeding bats can slurp up their food.
- Animals
Winged robots may shed light on fly aerobatics
After years of trying, researchers create flapping machines that can hover and perform rudimentary flight maneuvers.
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- Animals
Deep-sea worms drop acid to get dinner
Bone-eating worms produce chemicals to dissolve and feed on skeletons.
- Animals
Fossil illuminates ancestry of swifts and hummingbirds
Spectacularly preserved remains suggest that the two avian groups' predecessors got small before splitting and developing their flying chops.
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- Animals
Termites, not fairies, cause plant circles in African deserts
Underground insect engineers create water traps in the soil, allowing rings of green grasses in the sand.
- Animals
Native pollinators boost crop yields worldwide
Farms with crops from coffee to mangoes don’t get the best yields if they rely solely on honeybees.
- Animals
How weaver ants get a grip
Strong sticking power and quick reaction time help the insects stay put in trees.
