Animals
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Animals
Cannibal Power: Mormon crickets swarm to eat and not be eaten
What keeps the great swarms of Mormon crickets rolling across the landscape may be a combination of nutritional deficits and the risk of getting cannibalized.
By Susan Milius -
Animals
Killer Flatworm: New species hunts with puffer fish toxin
A newly described marine flatworm from Guam hunts with the same toxin that a puffer fish uses. With video.
By Susan Milius -
Animals
Males as Nannies? First test for wasps’ hidden baby-care skills
Young male wasps, in the absence of females, can care for larvae.
By Susan Milius -
Animals
Hawk skin sends UV signal
The patch of skin above a hawk's beak looks orange-yellow to us, but to another hawk, it may broadcast ultraviolet sex appeal.
By Susan Milius -
Animals
Cyber Salmon
To learn about chum, chinook, and coho salmon, try this Web site from the Alaska Region of the U.S. Fish and Wildlife Service. Learn about the people of Alaska, several salmon species, and salmon habitat. The site includes salmon-related activities and lesson plans for various grade levels. Go to: http://cybersalmon.fws.gov/index.html
By Science News -
Animals
Bird-Safe Rx: Alternative drug won’t kill India’s vultures
Researchers have found an alternative to the livestock drug that has accidentally poisoned a majority of the vultures in India and neighboring countries.
By Susan Milius -
Animals
Poor Devils: Critters’ fights transmit cancer
Tasmanian devils transmit cancer cells when they bite each other during routine squabbles, producing lesions that are often fatal.
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Animals
New candidates for smallest vertebrate
Two recent scientific papers have described fish species that could, depending on the definition, be the world's smallest known vertebrate.
By Susan Milius -
Animals
Eggs Scramble: Fungi trick termites into babysitting
A fungus may be taking advantage of hardworking termite nursemaids by tricking them into tending egg-shaped fungal reproductive bodies along with real termite eggs.
By Susan Milius -
Animals
Just Duet
Two or more birds in some species can sing with such coordination that a human listener would swear that it's just one singer. With audio files.
By Susan Milius -
Animals
Little Professor: Ants rank as first true animal teachers
The best evidence so far of true teaching in a nonhuman animal comes from ants. With video.
By Susan Milius -
Animals
First maternal care filmed in squid
At least one squid species turns out to be a caring mom after all, say researchers who filmed the creatures using remote-control cameras positioned deep in the Pacific Ocean. With Video.
By Susan Milius