During the annual Blessing of the Animals at St. John the Divine Cathedral, the congregation might include any animal from Noah's ark. Why do these pet owners bring their furry, feathery and scaly companions to church? (Oh yeah, and view our slideshow of our day at the Cathedral).

Next. A whale rescue. A motley crew of divers and fishermen set out to free a whale, and are convinced they encountered a definitive moment of cross-species communication. Dr. Clive Wynne isn't so sure. To make his point, Dr. Wynne tells us about a study by Dr. Alexandra Horowitz, who talks to producer Soren Wheeler about the science behind dog guilt.

Read more:

Clive Wynne, Do Animals Think?

Alexandra Horowitz, Inside a Dog