Animals
- Paleontology
How did an ancient shark parasite end up fossilized in tree resin?
A worm preserved in 99-million-year-old amber resembles modern flatworms in shark intestines. The rare finding has scientists stumped.
- Animals
Tiger beetles may weaponize ultrasound against bats
In response to recordings of echolocating bats, tiger beetles emit noises that mimic toxic moths that bats avoid.
- Health & Medicine
Cows might host both human and bird flus
Both kinds of influenza viruses may break into cattle cells using receptors similar to those in people, wild birds and poultry.
- Animals
Getting wild mosquitoes back to the lab alive takes a custom backpack
The new low-tech transportation method could help scientists in Africa assess if malaria-carrying mosquitoes are resistant to a common insecticide.
- Animals
This snake goes to extremes to play dead — and it appears to pay off
When dice snakes fake their death to avoid predators, those that use a combination of blood, poop and musk spend less time pretending to be dead.
- Neuroscience
Lampreys have ‘fight or flight’ cells, challenging ideas about nervous system evolution
The discovery of sympathetic nervous system cells in lampreys draws a closer tie between the animal and complex vertebrates — such as humans.
- Animals
Want to see butterflies in your backyard? Try doing less yardwork
Growing out patches of grass can lure adult butterflies and moths with nectar and offer lawn mower–free havens for toddler caterpillars.
- Animals
This orangutan used a medicinal plant on his face wound
Rakus the orangutan appeared to be treating a cut to his face with a plant that’s also used in traditional human medicine.
- Animals
Belugas may communicate by warping a blob of forehead fat
Jiggling the “melon” like Jell-O seems to be associated with sexual behaviors, scientists say.
- Animals
Ximena Velez-Liendo is saving Andean bears with honey
By training beekeepers, biologist Ximena Velez-Liendo is helping rural agricultural communities of southern Bolivia coexist with Andean bears.
- Health & Medicine
Traces of bird flu are showing up in cow milk. Here’s what to know
We asked the experts: Should people be worried? Pasteurization and the H5N1 virus’s route to infection suggests risks to people remains low.
- Ecosystems
Noise pollution can harm birds even before they hatch
Exposing zebra finch eggs and hatchlings to traffic sounds had lifelong health impacts, raising concerns about increased anthropogenic noise.
