Animals
- Animals
Meerkat pups grow fatter with extra adults
Meerkat pups growing up in large, cooperative groups are heftier because there are more adults to entreat for food.
- Animals
Shhh! Is that scrape a caterpillar scrap?
A series of staged conflicts reveals the first known acoustic duels in caterpillars.
- Animals
Gimme, Gimme, Gimme!
Hungry chicks cheeping in their nest have inspired a whole branch of scientific inquiry.
- Animals
Social Cats
Who says cats aren't social? And other musings from scientists who study cats in groups.
- Animals
Even deep down, the right whales don’t sink
A right whale may weigh some 70 tons, but unlike other marine mammals studied so far, it tends to float rather than sink at great depths.
- Animals
It’s a snake! No, a fish. An octopus?
An as-yet-unnamed species of octopus seems to be protecting itself by impersonating venomous animals from sea snakes to flatfish.
- Animals
Big woodpeckers trash others’ homes
Pileated woodpeckers destroy in an afternoon the nesting cavities that take endangered red-cockaded woodpeckers 6 years to excavate.
- Animals
When rare species eat endangered ones
To cut down on their salmon smolt catch, Caspian terns were encouraged to move from one island to another in the Columbia River.
- Animals
Oops. New feathers turn out lousy
Going to the trouble of molting doesn't really get rid of a bird's lice after all.
- Animals
Stinking decorations protect nests
The common waxbill's habit of adorning its nests with fur plucked from carnivore scat turns out to discourage attacks from predators.
- Animals
20/20 lenses coat body of sea creature
The skeleton of brittlestars doubles as an array of optically precise lenses that rival plastic microlenses designed by engineers.
- Animals
Smart tags show unexpected tuna trips
The first report on Atlantic bluefin tuna wearing electronic tags reveals much more dashing across the ocean than expected.
