Hit TV Shows like Dog Whisperer with Cesar Millan and Pit Bulls and Parolees taught us that just about any dog can be rehabilitated, no matter what circumstances they grew up in.

Everyone knows that dolphins are wicked smart. They're extremely social and even communicate amongst themselves. But they're also always available to lend a helping hand to humans and other species. Here are some of the ways.

We all know tales of bomb sniffing dogs and their bravery, or horses that charged soldiers valiantly into battle, but there have been so many other super smart animals that have served our country throughout the years. Give them a medal!

All over the country, shelters of all kinds are full of senior pets. While most people aim to adopt younger animals, there are many great reasons for you to turn your eyes towards greying muzzles.

WARNING: This post is will explode your heart. You may want to sit down for it.