ST. PETERSBURG, Fla. — In a St. Petersburg house, there is a living room filled with play toys belonging to a precocious preschooler, named Apollo. The four-year-old African Grey parrot is a Guinness ...

Bees play by rolling wooden balls — apparently for fun. The cleaner wrasse fish appears to recognize its own visage in an underwater mirror. Octopuses seem to react to anesthetic drugs and will avoid ...

Recent research has turned the spotlight on our closest primate relatives, the chimpanzees, revealing their ability to engage in metacognition, a cognitive process once thought to be exclusive to ...

Studies of animal ethology began long ago, but today’s popular animal cognition books largely began with Stanley Coren in 1994, the year he published The Intelligence of Dogs. Coren had been a highly ...

Animal metacognition and memory encompass the capacity of nonhuman species to monitor and regulate their own cognitive processes, particularly those related to remembering. Research in this area ...