The National Aeronautic and Space Administration’s “Climate Kids” website claims that a warming planet is changing animals, in particular sheep and marmots. “Climate Change Makes Sheep Shrink and Marmots Get Fat,” is the headline for a story about how “animals are changing in surprising ways as their environments have grown warmer over the past few years.” The article sites the marmot, a species of ground squirrel that is found in Colorado. The article states that because spring has come one day earlier over the past three decades, the marmot has a month more to eat before hibernating. “That gives the...