From the world’s toughest tongue twister (“Pad kid poured curd pulled cod”) to childhood classics (“Sally sells seashells by the seashore”), tongue twisters are aplenty in the English language.

Northern Flicker eating SuperSuet in the Log Suet Cylinder Feeder. Fun fact: most woodpecker's tongues are 2 to 3 times longer than their beaks, and the base of this retractable tongue folds around ...

“The red-shafted flicker is so well-known that any detailed description of its plumage or habits seems superfluous,” wrote Willard Ayres Eliot in his 1923 book, “Birds of the Pacific Coast.” And so it ...