Under the ocean, a mother orca gives birth to her calf and then gently pushes the baby to the water’s surface so it can take its first breath of air. So begin

*Now a New York Times Best Seller* Over the course of two decades, John Hargrove worked with 20 different whales on two continents and at two of SeaWorld's U.S.

Since the release of the documentary Blackfish in 2013, millions around the world have focused on the plight of the orca, the most profitable and controversial

Readers learn about killer whales, including their life cycle, intelligence, threats they face and how we can help them.

Follow the scientists working in the Pacific Northwest as they race to save these remarkable whales from extinction. Includes amazing photos. Orcas have a reput