Animals
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AnimalsHoney-Scented Elephants: Young males’ faces drip sweet signals
An Asian bull elephant just reaching maturity secretes a liquid from glands on its face that smells like honey.
By Susan Milius -
AnimalsYellower blue tits make better dads
The yellow feathers on a male blue tit's breast could tell females that he'll be a good provider for the chicks.
By Susan Milius -
AnimalsHanging around Mom’s web helps everybody
For nearly grown spiderlings, lingering in their mother's web instead of setting off on their own turns out to be a boon for the mom, as well as themselves.
By Susan Milius -
AnimalsUnknown squids—with elbows—tease science
Glimpses from around the world suggest that the ocean depths hold novel, long-armed squids that belong in no known family.
By Susan Milius -
AnimalsCrows appear to make tools right-handedly
A study of 3,700 leaf remnants from crows making tools suggests that the birds prefer to work "right-handed."
By Susan Milius -
AnimalsFemale ducks can double eggs by trickery
Female goldeneye ducks can double their offspring by sneaking eggs into other females' nests before settling down to a nest of their own.
By Susan Milius -
AnimalsNew lizard ties for ‘world’s smallest’
A newly discovered lizard small enough to curl up on a dime ties for the title of the smallest of its kind in the world.
By Susan Milius -
AnimalsThe Tropical Majority
The abundant studies of temperate-zone birds may have biased ornithology when it comes to understanding the tropics.
By Susan Milius -
AnimalsBirds with a criminal past hide food well
Scrub jays that have stolen food from other bird's caches hide their own with extra care.
By Susan Milius -
AnimalsShe-male garter snakes: Some like it hot
Male garter snakes that emerge from hibernation and attract a mob of deluded male suitors may just be looking for safety in numbers and body heat.
By Susan Milius -
AnimalsFinches figure out solo how to use tools
The woodpecker finches of the Galápagos, textbook examples of birds that use tools, pick up their considerable skills without copying each other.
By Susan Milius -
AnimalsMagnetic field tells nightingales to binge
Young birds that have never migrated before may take a cue from the magnetic field to fatten up before trying to fly over the Sahara.
By Susan Milius