Kirk Johnson
Acting
Biography
Kirk Richard Johnson is an American paleontologist. He has worked at the Denver Museum of Nature & Science and the Smithsonian’s National Museum of Natural History.
Walrus: Life on Thin Ice
Oct 22, 2025Rated 10 out of 10
Ice Age Footprints
May 25, 2022
Polar Extremes
Feb 05, 2020Rated 5 out of 10
100,000 Acres of Pine
Feb 18, 2020Rated 5.4 out of 10
Prehistoric Worlds
Jan 23, 2020Rated 9 out of 10
Making North America
Nov 04, 2015
Ice Age Death Trap
Feb 01, 2012Rated 9 out of 10
24 Hours After: Asteroid Impact
Nov 24, 2009