Search Results for: Butterflies
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1,043 results
1,043 results for: Butterflies
- Anthropology
How catching birds bare-handed may hint at Neandertals’ hunting tactics
By pretending to be Neandertals, researchers show that the ancient hominids likely had the skills to easily hunt crowlike birds called choughs.
- Materials Science
These colorful butterflies were created using transparent ink
See-through printer ink can create a whole spectrum of colors when printed in precise, microscale patterns.
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- Animals
This butterfly is the first U.S. insect known to go extinct because of people
A 93-year-old Xerces blue specimen’s DNA shows that the butterfly is a distinct species, making it the first U.S. insect humans drove to extinction.
- Plants
A well-known wildflower turns out to be a secret carnivore
A species of false asphodel wildflower snags prey with gluey, enzyme-secreting hairs, leaving a trail of insect corpses on its flowering stem.
- Animals
New images clarify how glasswing butterflies make their wings transparent
Close-up views of glasswing butterflies reveal the secrets behind the insect’s see-through wings: sparse, spindly scales and a waxy coating.
- Paleontology
Insects had flashy, noise-making wings as early as 310 million years ago
The structure of a grasshopper-like insect’s fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.
- Animals
Tiny crystals give a plain fish twinkling, colorful dots under light
Fishes’ flashing photonic crystals may provide inspiration for ultra-miniaturized sensors that work in a living body.
- Plants
Rats with poisonous hairdos live surprisingly sociable private lives
Deadly, swaggering rodents purr and snuggle when they’re with mates and young.
- Life
Monarch caterpillars head-butt each other to fight for scarce food
Video experiments show that monarch caterpillars turn aggressive when there’s not enough milkweed to go around.
- Animals
Sea butterflies’ shells determine how the snails swim
New aquarium videos show that sea butterflies of various shapes and sizes flutter through water differently.
- Space
Stellar winds hint at how planetary nebulae get their stunning shapes
Observations of red giant stars reveal that planets or even other stars may influence the shape of a nebula’s cloud of dust and gas.
