505-Million-Year-Old Jellyfish Fossils May Be the Oldest Ever Found The specimens are evidence of how little the squishy, tentacled predators have changed over the history of life on Earth.
Outsiders Solve Problems. Just Ask Goats. In a study of how animals respond to the unknown, goats and camels, especially those with a lower social position, proved most capable of liberating a snack from a cup.
Cockroach Sex Took a Strange Turn. Now More Mutations Have Emerged. Evolution has saved roach reproduction from an earlier mutation that interfered with how males court females.
The Missing 24-Limbed Animals That Could Help Rescue the Ocean’s Forest Scientists say that reintroducing the fast-moving predators to the West Coast could help control the spread of sea urchins that are devouring kelp.
While Other Insects Played, This Species Evolved the Blade Scientists are studying a fruit fly’s sharp organ that helps it lay eggs and eat, hoping to unlock the secrets of herbivorous insects.