Dr. Krause Discovers a Singing Cottonwood Treebr California Academy of Sciences - California Academy of Sciencesbr Dr. Bernie Krause, creator of Wild Sanctuary, demonstrates that every living organism produces sound. This presentation focuses on the symbiotic ways in which the sounds of one organism affect and interrelate with other organisms, local and regional, within a given habitat.Learn about unusual soundscapes and their relevance to preserving natural sounds worldwide. Biophony--the notion that all sounds in undisturbed natural habitats fit into unique niches--will be used to illustrate the ways in which animals taught humans to dance and sing.