Latest Graham Slater Stories
A continuation of current climate trends could eliminate the primary food source of polar bears amid fierce competition with grizzly bears as the two species are forced into a shared habitat.
Whales are remarkably diverse, with 84 living species of dramatically different sizes and more than 400 other species that have gone extinct, including some that lived partly on land.
UCLA biologists, colleagues solve mystery contemplated by Charles Darwin.
Ever since the Falklands wolf was described by Darwin himself, the origin of this now-extinct canid found only on the Falkland Islands far off the east coast of Argentina has remained a mystery.
- A transitional zone between two communities containing the characteristic species of each.