From bomb-sniffing rats to rescue dogs and even therapy llamas, some animals have incredibly unique and important roles. Discover the wildest jobs animals do to help humans and their environments!

Some animals have evolved abilities so bizarre they seem to break the laws of biology from sea cucumbers ejecting internal organs as a defense to axolotls regenerating entire limbs and organs. These ...

In addition, rather than using animals as a pretext for lessons on morality (I don’t think I am qualified to moralize), they are used here as a pretext to showcase biological concepts.

Only vertebrate animals have real teeth, though some invertebrates have ... Here is a look at some of the creatures with the craziest teeth on the planet. The longest teeth in the world are usually ...