Whale cams reveal secret Antarctic feeding habits

Scientists attached tiny cameras and electronic tags to humpbacks to better understand what they do underwater as they study how shrinking sea ice caused by warming sea temperatures linked to climate change may impact them. -AUSTRALIAN ANTARCTIC DIVISION/AFP/Dave Brosha

SYDNEY: Whale cams have revealed the secret feeding habits of the giant mammals in frozen Antarctica, details on their social lives, and even how they must blow hard to clear sea ice to breathe.

Scientists attached tiny cameras and electronic tags to humpbacks to better understand what they do underwater as they study how shrinking sea ice caused by warming sea temperatures linked to climate change may impact them.