Ever wondered why some animals warn with bold colors while others hide from predators? It depends on tiny shifts in their habitat.

Insects can use tools too.

In Yellowstone, cougars coexist with wolves by changing what they eat and where they hunt, minimizing conflict driven largely by prey theft.

Cross-species “defense pacts” help animals keep tabs on parasites and predators

This assassin bug's ability to use a tool — bees’ resin — could shed light on how the ability evolved in other animals.