Some Dogs Can Become Unhealthily Addicted to Their Favorite Things, Too

Obsessing isn’t just for humans. In a study out today, scientists have found evidence that dogs, too, can become addicted to certain objects—and especially, their favorite toy.

The researchers observed dozens of dogs as they interacted with their most prized toys. About a third of dogs exhibited addiction-like behaviors, such as becoming especially agitated when the toy was kept from them, they found.

These findings might come as no surprise to dog owners. But the researchers say their work…