Introduction: Inside the Animal Mind: Secrets of the Social World (01:59)
Elephants, chimpanzees and crows are among the most intelligent animals. Could being a social animal make you more intelligent?
Dolphin Communication Project (02:49)
Kathleen Dudzinski and Kel Sweeting study how dolphins interact and what their relationships are. Dolphins are identified by spot patterns.
Dolphin Bonding (02:29)
Dolphins cement their bonds by touching pectoral fins. It is believed pregnant females create friendships in order to have a support network and babysitters.
Dolphin Group Hunting (01:37)
From an aerial view, we see dolphins working together to corral their prey.
Contact Call Experiment (05:44)
Prof. Karen McComb studies elephant communication in Amboseli National Park. Elephants react defensively when they hear calls from elephants they are unfamiliar with.
John Lilly's Dolphin House (03:47)
Lilly was the first to suggest that dolphins were highly intelligent. Learn about Peter (the dolphin), and research assistant Margaret Howe.
Dolphin Sounds Research (03:19)
Vincent Janik and his team attach a recording tag to a wild dolphin. They intend to match the dolphin's behavior to his sounds.
Echolocation Clicks & Signature Whistle (03:00)
Janik explains the sounds found on the dolphin recording tags. Dolphins have a large adaptable "repertoire," and may be using a completely unique communication system.
Dolphin Evolution (04:28)
Fossil skulls are scanned to see how brain size has changed over time. Archaeocytes were larger animals with smaller brains. The driver of a larger brain may have been social complexity.
Dolphin: Self-Recognition (04:04)
Dolphins make bubble rings and demonstrate self-directed behaviors. Copulating dolphins watch themselves in a mirror.
Human: Self-Recognition (01:11)
Before 18 months, children do not recognize themselves in a mirror.
Chimpanzee Politics (04:19)
In this experiment, a low ranking animal deceives a more dominant group member by waiting to retrieve a hidden banana.
Capuchin Monkey Fairness Test (02:41)
See how one monkey responds when he sees another receive a sweeter reward.
Unique Animal Empathy (03:38)
In this experiment, elephants display an unusual interest in the dead of their own species.
Empathy Crosses Species Barrier (01:42)
In this 2013 video, an entangled dolphin seeks aid from divers.
Final Thoughts: Inside the Animal Mind: Secrets of the Social World (01:35)
Highly social animals realize others have separate thoughts and perspectives, and have the ability to empathize. These traits are driven by the demands of living in groups.
Credits: Inside the Animal Mind: Secrets of the Social World (00:48)
Credits: Inside the Animal Mind: Secrets of the Social World
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