Male narwhal (IMAGE)
Caption
A large male narwhal raises his tusk as he catches his breath before diving in Scoresby Sound. This study recorded the first breathing rates for diving narwhals during quiet periods and in the presence of a seismic ship moving through the fjord.
Credit
Photo credit, Terrie M. Williams, UCSC.
Usage Restrictions
For use only with news coverage of this research
License
Original content