If a tree falls in the forest and no one is around to hear it, does it make a sound? Yes, you just have to listen. (About 19 seconds in.) This is a mixture of animal sounds and a falling tree / debris. The setting is in a high severity fire area - one never treated prescribed fire - on a mid-November morning near the North Grove loop in Grant Grove. What are the natural sounds that you associate with your visit to Sequoia and Kings Canyon National Parks? Sound scientists are requesting your inpu