Fish Smarts

Guppies. Per Harald Olsen, via Wikimedia Commons.

Relying on lab-based studies of captive-bred fish may lead us to underestimate their intelligence. Now, researchers have developed a way to run cognitive tests of fish in the animals' natural environments. The results may reveal that fish are smarter than previously assumed.

Read more at my Animal Minds blog: Fish Are Smarter Than You Think.