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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. Part of Defenders of Wildlife's Feeling the Heat series.
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Male wolverines are typically 30-40% larger than females.
Height: 16 inches (.41m) (males); 14 inches (.36m) at shoulders (females)
Length: 31-44 inches (.8 - 1.1m) (including its bushy tail)
Weight: 25-55 lbs (11-18 kg) (males), 15-30 lbs (7-14 kg) (females). Exceptionally large males can weigh over 70 lbs (31 kg)
Lifespan: 10-12 years.