Animals
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AnimalsUnpredictable egg scramble throws off parasitic parents
Eggs of some species of warbler and weaver birds appear to have individual signatures, which can help distinguish them from the eggs of parasitic cuckoos.
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AnimalsHow mantis shrimps spar
In ritualized combat between deadly mantis shrimp, blows count but don’t kill.
By Susan Milius -
AnimalsOne bold, misinformed spider slows a colony’s ability to learn
Incorrect ideas prove more dangerous in bold velvet spiders than in shyer ones.
By Susan Milius -
AnimalsUnpredictable egg scramble throws off parasitic parents
Eggs of some species of warbler and weaver birds appear to have individual signatures, which can help distinguish them from the eggs of parasitic cuckoos.
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AnimalsWith Tasmanian devils gone, possums come down from the trees
In areas where Tasmanian devils have largely disappeared, their prey is becoming more adventuresome, a new study finds.
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AnimalsMoon jellies muscle their way to recovery
Symmetrization, using rapid muscle movements to repair body symmetry, is the go-to healing mechanism for the limbed stage of moon jellyfish.
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AnimalsMale peacocks keep eyes low when checking out competition
Eye-tracking technology shows peacocks barely gaze at the full height of other males magnificent eyespot feather spreads.
By Susan Milius -
AnimalsHow a trap-jaw ant carries a baby
Powerful jaws make the Odontomachus brunneus ant a skilled escape artist.
By Susan Milius -
AnimalsWhy whistling caterpillars scare birds
Caterpillars that whistle when birds peck at them may be giving phony avian warning calls.
By Susan Milius -
AnimalsPigs don’t deserve the name ‘Lesser Beasts’
From ancient forests to modern farms, pigs’ relationship with humans has been symbiotic.
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AnimalsCould the dinos of ‘Jurassic World’ become invasive?
Even if they escaped their island home, the giant reptiles of ‘Jurassic World’ probably wouldn’t survive on the mainland. But the movie’s plants are another story.
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AnimalsNewly discovered tiny frogs live on islands in the sky
Scientists find seven new species of frogs in southern Brazil, and more could be waiting, they say.