Animals
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Animals
Beetle fights bass in mouthwash duel
A whirligig beetle duels with a hungry fish by dribbling out a repulsive chemical while the fish tries to rinse it off.
By Susan Milius -
Animals
Cheap Taste? Bowerbirds go for bargain decor
When male spotted bowerbirds collect sticks and other doodads to wow females, they don't search for the rare showpiece but go for the cheap trinket.
By Susan Milius -
Animals
Whale Haunt: Nursing, feeding spot found off south Chile
A survey along the coast of southern Chile has turned up a previously undocumented blue whale hangout that seems to be a feeding ground.
By Susan Milius -
Animals
Not-So-Great Hunter: Said the spider to the fly—Eek! I’m outta here
The poisonous brown recluse spider may turn out not to be a fearsome hunter so much as a scavenger.
By Susan Milius -
Animals
First Impressions: Early view biases spider’s mate choice
In a new wrinkle on how females develop their tastes in males, a test has found that young female wolf spiders that see a male's courtship display grow up with a preference for that look in mates.
By Susan Milius -
Animals
Your Spiral or Mine? Snail gene reverses coil, makes new species
A snail with a shell spiraling to the right can't mate readily with a lefty, so changes in the single gene that controls shell direction have created new snail species.
By Susan Milius -
Animals
Bad Bubbles: Could sonar give whales the bends?
Odd bubbles of fat and gas have turned up in the bodies of marine mammals, raising the question of whether something about human activity in the oceans could give these deep divers decompression sickness.
By Susan Milius -
Animals
Carnivores in Captivity: Size of range in wild may predict risk in zoo
A survey of zoo reports of troubled animals suggests that the minimum size of a species' range predicts how well it will adapt to captivity.
By Susan Milius -
Animals
Leashing the Rattlesnake
Even in the 21st century, there's still room for old-fashioned, do-it-yourself ingenuity in experimental design for studying animal behavior.
By Susan Milius -
Animals
Risk of egg diseases may rush incubation
Bird eggs can catch infections through their shells, and that risk may be an overlooked factor in the puzzlingly early start of incubation.
By Susan Milius -
Animals
Skin Chemistry: Poison frogs upgrade toxins from prey
For the first time, scientists have found a poisonous frog that takes up a toxin from its prey and then tweaks the chemical to make it a more deadly weapon.
By Susan Milius -
Animals
To Bee He or She: Honeybees use novel sex-setting switch
After more than a decade of work, an international team has found the main gene that separates the girls from the boys among honeybees.
By Susan Milius