The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume?

Spiders that hunt in packs use web vibrations to coordinate their attacks, allowing them to kill prey hundreds of times larger than they could on their own. Of the 50,000 known spider species, just ...

As offspring grow, parents often feed them with different sizes or taxa of prey to suit the changing nutritional or energetic demands. We investigated whether such changes in prey types were innate ...