Arctic Ocean

With their long tusks, narwhals are unique whales that live in the Arctic Ocean. But as climate change causes global temperatures to rise, less and less sea ice is covering the Arctic Ocean each year. Narwhals are left vulnerable without the ice, which historically provided them with safe areas to roam out of reach of their natural predators, killer whales. And humans are taking advantage of the clearer water, searching and drilling for oil and hauling cargo.

Readers will laugh aloud at the silly antics of a pair of opinionated sea mammals in a tale presenting one side of a debate when read front-to-back and the other side when read back-to-front, slyly revealing the way identical facts can be used to support opposite positions. A boastful whale and...