What type of three-toed animal is it? (sloth, dinosaur, mythical creature, etc.)

A description of a three-toed animal with five of something: This could be anything from a three-toed sloth with five claws to a three-toed frog with five toes on each foot.
A description of something with three toes and five parts: This could be an object, such as a chair with three legs and five spokes, or a concept, such as a five-step process with three key steps.
A reference to something specific in pop culture: There are a few things in pop culture that might be referred to as "three toed five," but without more context, it's impossible to say for sure.