Some dolphins help humans catch fish, but an uptick in the levels of noise pollution from nearby ships is changing the way the dolphins communicate with one another
Source:
https://www.newscientist.com/article/2269425-dolphins-that-help-humans-catch-fish-are-being-disturbed-by-ship-noise/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home