Minnesota bull moose captured on trail cameras

The Voyageurs Wolf Project on Friday shared a compilation of videos of a bull moose in northern Minnesota captured over the years. Researchers say moose are not common in the area but over the past few years they've captured "quite a few bulls on camera."

The Amazon's largest fish makes a comeback

Even in the most biodiverse rainforest of the world, the pirarucu stands out: It can weigh up to 440 pounds, by far the largest of 2,300 known fish species in the Amazon.