Add Yahoo as a preferred source to see more of our stories on Google. A pack of four wolves (Canis lupus) in the leaves© Tomas Hejlek/Shutterstock.com The post How Wolves Hold Entire Ecosystems ...

The life of wolves within their packs is all about cooperation. Each hunt, every turn of patrolling in their territory, and every aspect of raising their young cubs depend on their ability to act as ...

A wolf mother gives birth in a den she has prepared, but within days the entire pack knows those pups exist. Adult wolves that are not the breeding pair, called subordinates or helpers, begin spending ...

From packs of wolves to prides of lions, scientists are uncovering what really makes group hunting work — and where cooperation starts to break down. Across North America and Eurasia, you’ll find ...

The new pack replaces the King Mountain pack, whose breeding pair died earlier this year. As of March 31, Colorado's estimated wolf population was 32, including 18 adults and 14 pups. Colorado has a ...

As I was driving down the highway one spring day eight years ago, I saw a shaggy, gray-black canine cruising along on the snowpack, right next to the road. Could it be one of the hardest animals to ...