From the last paragraph of the article: > She and her colleagues also are interested in studying the bonding and interwoven movements of people and other types

From the last paragraph of the article: > She and her colleagues also are interested in studying the bonding and interwoven movements of people and other types of pets, particularly cats. “We’ve done a little work with cats and, so far, they blow everything out of the water in terms of being socially responsive to their owners’ behavior,” she says.