• Researchers can spend years finding and studying whales, orcas, and dolphins in the open ocean. “The Breath of a Whale,” a new book from naturalist Leigh Calvez, tells the story of these magnificent mammals and the challenges they face from human impacts, including climate change.

Contact "Think Out Loud"

If you’d like to comment on any of the topics in this show, or suggest a topic of your own, please get in touch with us on Facebook or Twitter, send an email to thinkoutloud@opb.org, or you can leave a voicemail for us at 503-293-1983. The call-in phone number during the noon hour is 888-665-5865.