Animals
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Animals
Gimme, Gimme, Gimme!
Hungry chicks cheeping in their nest have inspired a whole branch of scientific inquiry.
By Susan Milius -
Animals
Social Cats
Who says cats aren't social? And other musings from scientists who study cats in groups.
By Susan Milius -
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.
By Susan Milius -
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.
By Susan Milius -
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.
By Susan Milius -
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.
By Susan Milius -
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.
By Susan Milius -
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.
By Susan Milius -
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.
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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.
By Susan Milius -
Animals
Bat bites bird. . .in migration attacks
The largest bat in Europe may hunt down migrating birds.
By Susan Milius -
Animals
Roach gals get less choosy as time goes by
As their first reproductive peak wanes, female cockroaches become more like male ones, willing to mate with any potential partner that moves.
By Susan Milius