Do Animals Have Morals? (04:01)
Many people believe their pets know the difference between right and wrong. Scientists have recently begun studying animals to learn whether or not this is true. Alexander Horowitz runs the Dog Cognition Lab; she is skeptical that dogs feel guilt.
Why Are Humans Moral? (04:20)
Brian Hare of Duke University believes that the moral behavior of animals can explain the development of human morals. Friederike Range demonstrates dogs' sense of fairness using a behavioral experiment. Hare's student, Susie Katwenda,
Empathy in Animals (05:17)
Empathy, defined as the ability to feel what another is feeling, is usually considered a uniquely human trait. Pogue tests human empathy by locking himself in a glass box in Times Square. Neuroscientist Peggy Mason demonstrates the empathetic capability of rats.
Pigeons' Big Mystery (04:20)
Pogue and a pigeon are transported in a windowless van to test their ability to find their way home. Professor Charles Walcott explains the mystery of pigeon navigation.
Theories of Pigeon Navigation (04:40)
Professors Anna Gagliardo, Todd Dennis, and Michael Walker discuss their theories of pigeons' navigational ability. Walcott explains the flaws in these theories.
Mystery of Jersey Hill (06:17)
Walcott has released hundreds of pigeons on Jersey Hill in New York, but strangely, most got lost. Geologist John Hagstrom describes a third theory that may explain some pigeons get lost on Jersey Hill.
What is Intelligence? (03:40)
Pogue joins Anne Pringle to learn about the intelligence of slime molds. Iain Couzin explains that slime molds exhibit swarm intelligence. In fact, human brains may operate the same way.
Swarm Intelligence of Bees (09:31)
Pogue accompanies biologist Tom Seeley to Appledore Island to explore the decision making of bees. Seeley demonstrates the experiments he performs to study bees' swarm intelligence and communication. Jeffrey Schall explains how the human brain's decision making process resembles that of a beehive.
Rhesus Monkey Society (04:14)
On Cayo Santiago, Rhesus monkeys were imported in the 1930s for behavioral studies. Cognitive psychologist Laurie Santos explains her research into monkey psychology and how it relates to human psychology. Santos' student, April Ruiz, demonstrates behavrioal tests they give to the monkeys.
Do Animals Understand Deception? (03:36)
Scientists have studies whether animals understand what other animals are thinking for decades. Santos explains an experiment that demonstrates rhesus monkeys' theory of mind.
Credits: What Are Animals Thinking? (00:59)
Credits: What Are Animals Thinking?
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