Sound on: Hydrophones Capture Wild Orcas’ Eerily Beautiful Songs
A video from an organization that studies orca acoustics and movements using hydrophones and cameras is both eerie and beautiful.
Bethanie is a writer, editor, and author of seven animal-science books for kids. She covers camping, hiking, gear, inspiring stories, wildlife, adventure travel, and more for the Outdoors.com. She's a mom of two and always has a few camping trips on the calendar. Find her books at www.zoolokids.com.