They are large-bodied and display a mouthful of sharp teeth that protrude in all directions ... oblong tail with a notched, upper lobe that is significantly longer than the lobe below.

A lobe of the polar vortex over Greenland ... The wind chill will Monday morning will dip to a teeth-chattering -10 to -15 degrees in central Ohio, and as low as -25 in the northwestern part ...

Sivak, 58, suffered multiple injuries, including five fractured ribs, a traumatic brain injury, and a split ear lobe, according to medical records ... which he said had affected his dental practice.