6,813 results
6,813 results for: Insects
- Animals
A wasp was caught on camera attacking and killing a baby bird
Some wasps scavenge carrion or pluck parasites off birds, but reports of attacks on live birds are rare.
- Animals
Some spiders may spin poisonous webs laced with neurotoxins
The sticky silk threads of spider webs may be hiding a toxic secret: potent neurotoxins that paralyze a spider’s prey.
- Animals
This rare bird is male on one side and female on the other
Researchers at Powdermill Nature Reserve near Pittsburgh spotted a bird with pink male coloring on half of its body and yellow female hues on the other.
- Animals
A fish’s fins may be as sensitive to touch as fingertips
Newfound parallels between fins and fingers suggest that touch-sensing limbs evolved early, setting the stage for a shared way to sense surroundings.
- Animals
Culling dingoes with poison may be making them bigger
Meat laced with toxic powder has been used for decades to kill dingoes. Now, dingoes in baited areas are changing: They’re getting bigger.
- Animals
Bright yellow spots help some orb weaver spiders lure their next meal
Experiments with cardboard arachnids suggest that orb weaver spiders have evolved yellow colorations on their undersides to attract bees and moths.
- Life
How thin, delicate butterfly wings keep from overheating
Structures in butterfly wings help living tissues such as veins release more heat than the rest of the wing.
- Paleontology
Licelike insects munched on dinosaur feathers around 100 million years ago
Fossils in amber push the origin of feather-feeding insects back over 50 million years, a study finds.
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- Ecosystems
Tapirs may be key to reviving the Amazon. All they need to do is poop
Brazilian ecologist Lucas Paolucci is collecting tapir dung to understand how the piglike mammals may help restore degraded rain forests.
- Ecosystems
Simple hand-built structures can help streams survive wildfires and drought
Building simple structures with sticks and stones — and inviting in dam-building beavers — can keep water where it’s needed to fight drought and wildfires.
- Animals
A year after Australia’s wildfires, extinction threatens hundreds of species
As experts piece together a fuller picture of the scale of damage to wildlife, more than 500 species may need to be listed as endangered.
