Animals
Spiders that fall into water use reflected light to find land
When elongate stilt spiders fall into water, they head for areas that don’t reflect light, studies show. This cue appears to signal dry land.
HS-LS2-8
Evaluate the evidence for the role of group behavior on individual and species' chances to survive and reproduce.
More Stories in HS-LS2-8
- Life
Scientists Say: Protist
Unified by a few key traits, these diverse organisms come in all shapes and sizes.
- Animals
Here’s how kingfishers avoid concussions during high-speed dives
Understanding the genetic adaptations that protect the birds’ brains as they dive might one day offer clues to protecting human brains.
- Animals
Horned lizards and snakes tend to ambush their prey
The reptiles’ horns could help or hinder during foraging, depending on how they hunt. This might be why horns evolved in some species and not others.
- Oceans
Shading corals during midday heat can limit bleaching
Shading coral reefs during the sunniest part of the day may help corals survive marine heat waves.
- Animals
Scientists Say: Camouflage
Plants and animals alike hide in plain sight using this sneaky strategy.
- Environment
Pumping cold water into rivers could help fish chill out
Hundreds of salmon, trout and other fish sought shelter from summer heat in the human-made cool zones. These areas may help fish adapt to river warming.
- Animals
These jellyfish can learn without brains
No brain? No problem for Caribbean box jellyfish. Their simple nervous systems can still learn, a study suggests.
- Plants
Young corn leaves can ‘smell’ danger
As they mature, these leaves lose their ability to detect threatening scents.
- Plants
Scientists Say: Fertilize
This word describes both a stage of sexual reproduction and the agricultural practice of adding nutrients to soil.
