Earth’s Magnetic Fields Guide Salmon Home to Spawn
Earth’s magnetic fields play a significant role in helping salmon find their way home to spawn, according to two new studies from Oregon State University. After poring over 56 years of data, the researchers found that a magnetic map is responsible for providing sockeye salmon with their keen sense of direction which guides them home, […]
Dogs Communicate with Wag of a Tail
The direction in which a dog wags its tail can communicate its emotional state to other canines, according to a new study published in Current Biology. The Italian research team behind the study says dogs recognize, and respond accordingly, whether other canines wag their tails to the right or to the left. The reason dogs […]
Big Bang of Evolution Moved at Warp Speed
Evolution during the “Big Bang of Evolution,” also known as the Cambrian Explosion, happened at five times the rate it occurs today, according to a new study, a finding that is consistent with Darwin’s theory of evolution. The Australian researchers said they’ve been able to estimate, for the first time, just how fast life evolved […]
Crabs Aren’t Hermits When It Comes to House Hunting
Despite its name, the hermit crab can be a very social creature. In fact, when searching for a new home, the crustacean gets by with a little help from its friends, according to a new study in Current Biology. The hermit crab, which is vulnerable to predators, protects itself by making its home in abandoned […]