A recent DTAG study on porpoises co-authored by sound taggers Danuta, Mark and Peter has shown that “harbour porpoises can broaden their biosonar beam during the terminal phase of attack”
To see the article click here Range-dependent flexibility in the acoustic field of view of echolocating porpoises (Phocoena phocoena)
Do not lose the link to BBC iPlayer Porpoises, whales and dolphins use ‘sound searchlights’
