A new paper published in the journal Biology Letters describes how tail walking was learned by a single bottlenose dolphin and then copied by other dolphins in the same community, and, much like a pop fad, then faded out. Tail-walking involves a dolphin rising vertically out of the water and then moving forward or backwards across it. Image credit: University of St Andrews. An adult female dolphin called Billie was rescued from a polluted creek in...
