5 results for “Earth”

1. Animals

   Animal Migration

   Earth's magnetism and memory. Here is how, and why. Every autumn, a monarch butterfly that

   Article · 4 min read

   

2. Animals

   The Octopus

   Earth. The last common ancestor of humans and octopuses lived about 600 million years ago, and it was probably

   Article · 3 min read

   

3. Animals

   Mammals

   that inherited the Earth from the dinosaurs is being thinned by one of its own members.

   Article · 4 min read

   

4. Animals

   Birds

   Earth's magnetic field, probably through molecules in the eye that respond to it, and use it as a compass

   Article · 3 min read

   

5. Animals

   Insects

   Earth, the overwhelming majority would be insects. Around a million species have been named, more than

   Article · 3 min read