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Who says cats aren't social? And other musings from scientists who study cats in groups.
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.
An as-yet-unnamed species of octopus seems to be protecting itself by impersonating venomous animals from sea snakes to flatfish.
Pileated woodpeckers destroy in an afternoon the nesting cavities that take endangered red-cockaded woodpeckers 6 years to excavate.
To cut down on their salmon smolt catch, Caspian terns were encouraged to move from one island to another in the Columbia River.
Going to the trouble of molting doesn't really get rid of a bird's lice after all.
The common waxbill's habit of adorning its nests with fur plucked from carnivore scat turns out to discourage attacks from predators.
The skeleton of brittlestars doubles as an array of optically precise lenses that rival plastic microlenses designed by engineers.
The first report on Atlantic bluefin tuna wearing electronic tags reveals much more dashing across the ocean than expected.
The largest bat in Europe may hunt down migrating birds.
As their first reproductive peak wanes, female cockroaches become more like male ones, willing to mate with any potential partner that moves.
Researchers have identified a particular exhalation that dogs make while playing as a possible counterpart to a human laugh.
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