This clever counting book with a squat, rectangular shape features 12 digitally rendered, gummylike bears who introduce themselves by their colors (red, yellow, green, and blue), and their ranks soon ...

Getting your Trinity Audio player ready... How do you count grizzly bears in a region like the Greater Yellowstone, with its 20 million acres of forest and mountains centered on the national park?

Grizzly bear scientists are changing up their methods for counting noses and finding that the revised technique brings the annual totals to about 1,000 bears in the Greater Yellowstone Ecosystem.