I’m always on the lookout for images of non-human animals using tools. A recent example, including a photo of a gorilla using a stick to test the depth of river water during a crossing. But also consider this crow:

And speaking of amazing animals, consider this finding regarding rats:

The often maligned rodents go out of their way to liberate a trapped friend, a gregarious display that’s driven by empathy, researchers conclude in the Dec. 9 Science.