It's unusual for animals to use tools, although these critters certainly seem to want to.

We all know that chimps and other primates sometimes use tools, but did you know that octopuses also use them? And that crows are so smart, that they understand how to displace water?

These adorable photos capture the unexpected encounters between photographers and their subjects. Some animals seem to want to help out; others get behind the camera themselves.

-Bored Panda