BBCNEWS BBC News June 9, 2021 22:24:00
And we are not 100% sure as to how this behaviour occurs. this behaviour arose. it could be of the population sharing knowledge of this behaviour. it mightjust be that these whales are providing some key indication that there is really good food availability off australia's coast. not only does it document a first for australia but it is a piece of the puzzle we are learning about whale ecology, so to see this in australian waters is just a wonderful site and something that's very exciting for us. some of those whales pictures.
Source: archive.org