Animals
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LifeBirds bust a move to musical beats
Parrots and possibly other vocal-mimicking animals can synchronize their movements to a musical beat, two new studies suggest.
By Bruce Bower -
AnimalsCaterpillars’ chirp could be scary
Larvae of great peacock moths might signal that they’ll put up a fight.
By Susan Milius -
AnimalsSwarm Savvy
How bees, ants and other animals avoid dumb collective decisions
By Susan Milius -
AnimalsAnts do real estate the simple way
Tracking ants with anti-shoplifter RFID tags has inspired a new, simplified view of how a colony finds a home
By Susan Milius -
PlantsYo, aphid, I’m red and I’m bad
Apple trees support the idea that red fall colors are a warning signal to insects.
By Susan Milius -
LifeEarly land arthropods sported shells
Ancient ocean-dwelling arthropods may have worn shells to enable their transition to land.
By Sid Perkins -
AnimalsOh, he’s such a lab bird
Bold flycatchers may be more likely than shy birds to get trapped for lab studies.
By Susan Milius -
LifeMale chimps exchange meat for sex
A long-term study of chimps living in western Africa indicates that males hunt down monkeys not only to eat their meat, but also to exchange the meat for sex with female chimps.
By Bruce Bower -
AnimalsSonar causes rock-concert effect in dolphins
Test of recorded sonar causes temporary hearing impairment in dolphins.
By Susan Milius -
AnimalsChimps ambidextrous when digging wells
A survey of water-collection holes dug on the banks of an African river by wild chimpanzees indicates that, unlike people, these apes don’t have a preference for using either the right or left hand on manual tasks.
By Bruce Bower -
AnimalsIt’s not just his croak
Male tree frogs with redder vocal sacs prove more popular with females, even at night.
By Susan Milius -
AnimalsDogs show a fetching communication savvy
In a sign of understanding that one object can be used to represent another, border collies fetch toys after being shown replicas or, in some cases, photos of those toys.
By Bruce Bower