Science Historian Laurel Braitman: Animal Minds, Animal Madness

Anxious apes, depressed dolphins, parrots on prozac: we homo sapiens aren't the only ones with mental health issues, and animal psychiatry (and psychopharmacology) is booming. What does this new, broader understanding of mental illness reveal about our fellow creatures and us? We talk to Laurel Braitman about her new book “Animal Madness.”