Animals
- Animals
How pigeons bob and weave through obstacles
When navigating an obstacle course, pigeons weigh energy efficiency against the danger of collision, research finds.
- Plants
Tropical plant knows whose bill is in its flowers
A rainforest plant avoids inbreeding by accepting pollen only from hummingbird species that must travel to reach it.
- Animals
Delicate spider takes down tough prey by attacking weak spots
The Loxosceles gaucho recluse spider can take down a heavily armored harvestman by attacking its weak spots, a new study reveals.
- Life
Sexual conflict in mosquitoes may have worsened spread of malaria
Sexual conflict in Anopheles mosquitoes may have intensified their power to fuel human malaria.
- Plants
Beetle RNA makes crops a noxious meal
When beetles munch plants bearing their RNA, genes the bugs need to survive are turned off.
- Neuroscience
Bees may merge their flower memories
Bumblebees sometimes prefer fake flowers with the combined patterns and colors of ones seen before, suggesting they merge memories of past experiences.
- Animals
Some cicadas drum up a beat with the help of their wings
By using their wings as drumsticks, so-called “mute” cicadas can make themselves heard.
- Life
The eyes have it: Long lashes not so lovely
Eyelashes can’t be too short or too long without ruining their aerodynamic protection.
- Animals
Where an ant goes when it’s gotta go
Scientists found black garden ants defecating in certain spots inside their nests. The researchers say these spots serve as ant toilets.
- Animals
Five surprising animals that play
No one is shocked to find playful behavior in a cat, dog or other mammal. But scientists have documented play in plenty of other species, including reptiles and insects.
- Animals
Flamboyant old bustards keep showing off
Among outrageously flirtatious birds called houbara bustards, old males may pay a penalty for years of extreme display.
- Animals
Ocean animals have bulked up since ancient eras
Marine animals today are much larger on average than they were in the Cambrian Period.
