You’ve heard the plaintive meow of a cat and the guttural growl of a lion. Ever wonder why those two felines sound so different? Bioacoustics is the study of the relationship between living things and ...

Avalanching sand from dune faces can trigger loud, rumbling 'booming' or short bursts of 'burping' sounds -- behaving as a perfectly tuned musical instrument. This sound is persistent and the dunes ...