Blue Whales Are Changing Their Tunes, But Why?
The songsblue whalesuse to communicate and attract mates have been dropping in delivery worldwide for decades , and research worker think it might actually be a sign that an endangered population is recovering . No one is whole sure what whale songs are used for – theories admit mating call , other anatomy of communication , and mayhap a form of sonar . A radical of researcher recently examined whale songs from several decade and from all the world ’s oceans ....