Some animals display very human behaviors: chimps grieve, rats love to be tickled, and moths remember living as caterpillars.
Science journalist Virginia Morell explores the complex minds of animals in her new book, "Animal Wise." From field sites to laboratories, Morell shows how animal cognition research has evolved, and how animals possess traits many feel are unique to humans.
She spoke at the Elliott Bay Book Company on April 8, 2013.