Animals
- Animals
Farming on a snail’s scale
Some snails plow leaves and add fertilizer to grow a fungus for dinner.
- Animals
Poisonous Spiders as Reluctant Hunters
The brown recluse spider prefers scavenging dead food to hunting live prey.
- Animals
Walks on the wild side
Animals that roam widely in the wild do more poorly in zoos than those with smaller ranges.
- Animals
Figuring out what makes dogs tick
Biologists have deciphered a poodle's DNA to learn about the genes that decide what dogs are like.
-
- Animals
Frog chemist creates a deadlier poison
A poisonous frog takes up a toxin from its food and makes the chemical even more potent.
- Animals
Delivering a little snake venom
Poisonous snakes may control the amount of venom that they inject.
- Genetics
Baby swaps, crime scenes, and DNA testing
By looking at animal DNA, investigators are solving crimes and conservationists are helping save endangered species.
-
- Animals
City birds hit the high notes
Some songbirds battle traffic noise by singing at a higher pitch.
- Animals
Navigating by the light of the moon
A dung beetle is the first animal found to navigate by detecting a property of moonlight.
- Animals
Ant invasions change the rules
Ant invaders may wreck the rules by which entire communities of their peers work.
