Animals
- Animals
Polly shouldn’t get a cracker
When female kakapo parrots go on a diet, they produce fewer male chicks.
- Animals
A whale’s amazing tooth
The narwhal's long tusk may sense changes in water temperature and pressure, helping the sea animal survive in the Arctic.
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- Animals
Young Ants in the Kitchen
Certain ant larvae fix dinner for adults and don't even sneak snacks as they cook.
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- Physics
Earth’s lowly rumble
From rumbling volcanoes to grumbling elephants, scientists are eavesdropping on the lowest sounds on Earth.
- Animals
Mouse Songs
Male mice appear to string together chirpy, high-pitched noises to create songs.
- Animals
Fishing for Giant Squid
An underwater camera has snapped the first pictures of a live giant squid.
- Animals
Sea lilies on the run
A video shows that sea animals known as stalked crinoids do more than just creep along.
- Animals
A Spider’s Taste for Blood
Certain jumping spiders prey on mosquitoes that have drawn blood from animals.
- Animals
Bee heat cooks invaders
Certain honeybees in Asia use their body heat to kill attacking wasps.
- Animals
From Chimps to People
Although chimpanzees and people share many genes, there are key biological differences.
