Humpback Whales-Humpback Whales:2015:Humpback Whales takes audiences to Alaska, Hawaii and the Kingdom of Tonga for a close-up have a look at how these whales talk, sing, feed, play and care for their younger. Humpbacks have been almost pushed to extinction 50 years in the past, however as we speak are making a gradual restoration. Be a part of a staff of researchers as they discover what makes humpbacks probably the most acrobatic of all whales, why solely the males sing, and why these clever 50-foot, 48-ton animals migrate greater than 6,000 miles round-trip yearly.