File name: NarwhalinIce_HR.jpg Original Resolution: 1502 × 1127 File Size: 315 KB (MIME Type: image/jpeg) Date Published: January 29, 2013 Download file View image caption A lone narwhal is spotted in this image captured by a survey plane that Laidre and her colleagues flew over the wintering grounds. In this extreme environment, the narwhal is surrounded by ice of various densities.
