All Stories by Susan Milius
- Animals
That’s One Weird Tooth
The narwhal's distinctive spiral tusk has structures that could make it phenomenally sensitive, raising new questions about its functions.
- Animals
Woodpecker video is challenged and defended
The video released last spring as evidence that the ivory-billed woodpecker exists may show a common pileated woodpecker, some critics say.
- Animals
Can You Hear Me Now? Frogs in roaring streams use ultrasonic calls
A small frog living beside Chinese hot springs may be the first amphibian known to use ultrasound in its calls.
- 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.
- 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.
- Animals
Males as Nannies? First test for wasps’ hidden baby-care skills
Young male wasps, in the absence of females, can care for larvae.
- 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.
- 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.
- 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.
- 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.
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Dieting to Save a Species: Mother parrots that eat less avoid excess of sons
New Zealand's endangered, flightless parrot population is recovering from a shortage of daughters now that conservationists are counting calories for the mothers.
