We were made and set here, the writer Annie Dillard once wrote, “to give voice to our astonishments.” Katy Payne is a renowned acoustic biologist with a Quaker sensibility. She’s found her astonishment — and many life lessons — in listening to two of the world’s largest creatures. From the wild coast of Argentina to the rainforests of Africa, she discovered that humpback whales compose ever-changing songs and that elephants communicate across long distances by infrasound. Find the transcript for this show at onbeing.org. This interview originally aired in February 2007.