Enthusiasm - intense and eager enjoyment, interest, or approval
He was very enthusiastic, splashing away with abandon.
Like most woodpeckers, Northern Flickers drum on objects as a form of communication and territory defense. In such cases, the object is to make as loud a noise as possible, and that’s why woodpeckers sometimes drum on metal objects. One Northern Flicker in Wyoming could be heard drumming on an abandoned tractor from a half-mile away. -source - Cornell Lab of Ornithology.