Animals
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AnimalsLeaping land fish avoids predators by blending in
The Pacific leaping blenny avoids being eaten by predators by blending into its rocky habitat.
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AnimalsGrizzly bears get stressed from salmon decline
Grizzlies in coastal British Columbia bulk up on salmon in the fall, but they experience stress when the fish are scarce.
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AnimalsA corsage that bites
The orchid mantis uses a flowery subterfuge to lure prey.
By Susan Milius -
AnimalsDazzle camouflage may fool a locust
The bold zig-zag patterns that adorned naval ships during the world wars also appear in nature and may bewilder locusts, a new study suggests.
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AnimalsHow the ghost shark lost its stomach
The lack of a digestive organ in fish and other animals is linked to genetics.
By Susan Milius -
AnimalsHow koalas sing low
Extra set of vocal cords lets males hit surprisingly low notes.
By Beth Mole -
AnimalsDNA study reveals new wild cat species in Brazil
A new small cat species, Leopardus guttulus, was discovered in Brazil, hiding in plain sight. The oncilla, researchers say, is really two kinds of cat.
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AnimalsInsect form of sexual frustration takes toll
Smelling female fruit flies but not mating with them can actually shorten males’ lives.
By Susan Milius -
EcosystemsCannibalistic mantis invades New Zealand, eats natives
Native male New Zealand mantises try to mate with females of an invasive species, only to find out the hard way that those females eat their mates.
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AnimalsTo study turkey instincts, consider robot turkeys
In 2004, Australian researchers built robot turkeys to study the instincts of Australian brush turkey chicks. Robots can be a useful way of learning more about animals, but the use of robots has yet to take over in animal behavior studies.
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AnimalsOdd head of seahorse cloaks its sneak attacks
Head shape creates hydrodynamic fake-out for stealth hunting.
By Susan Milius -
GeneticsDNA changes may show how whales adapted to water
Comparing the genetic material of whales has revealed DNA changes that may have helped the animals adapt to aquatic environments.