Featured: Wolverine at Play
It's not the comic book hero - one could argue it's tougher! But while this tenacious critter is tough as nails, the wolverine faces a fierce foe in climate change. Jeff Corwin talks about the snow-loving wolverine and the crisis it is facing as the snow it needs for survival continues to melt away.
- USFWS Federal Register proposed rule: "Threatened Status for the Distinct Population Segment of the North American Wolverine Occuring in the Contigious United States," February 2013 (PDF)
- USFWS Federal Register proposed rule: "Establishment of a Nonessential Experimental Population of the North American Wolverine in Colorado, Wyoming and New Mexico," February 2013 (PDF)
- USFWS Draft Recovery Outline, February 2013 (PDF)
- USFWS wolverine status review, December 2010 (PDF)
Male wolverines are typically 30-40% larger than females.
Height: 16 inches (males); 14 inches (females)
Length: 31-44 inches (including its bushy tail)
Weight: 25-55 lbs (males), 15-30 lbs (females). Exceptionally large males can weigh more than 70 lbs.
Lifespan: 10-12 years