In recent years, there has been a considerable increase in the use of passive acoustic techniques to study cetaceans. One of the main advantages of listening over watching is that light in water ...

The elusive marine mammals, which are officially known as Commerson's dolphins, are recognizable for their unique black and white markings "They are so curious and playful!" the tourist said of the ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: SWNS While on an expedition in the South Atlantic Ocean, one tourist experienced a "playful" encounter with an ...

A tourist has captured rare footage of an elusive "skunk dolphin" while on an expedition — and the marine mammals showed no fear toward their human observers. Rich Brand, 49, was off the coast of ...