Levels of noise in the world's oceans are causing serious problems for whales, dolphins and other marine mammals, a report warns.
The International Fund for Animal Welfare (Ifaw) says undersea noise blocks animals' communication and disrupts feeding. Naval sonar has been implicated in the mass deaths of some cetaceans.
Oceans are 'too noisy' for whales
Cuba experienced a shake on the afternoon of Monday, June 8, as a preliminary 6.1 magnitude...
