Some animals have adapted to extreme environments in ways that seem impossible. While humans need water regularly, these creatures can go without it for astonishing stretches of time. Here’s how they ...

Many animals, especially those in arid environments, obtain water from the food they eat. Fruits, succulent plants, and prey with high water content can provide the necessary hydration.

Some animals have jaws so powerful they can break bones, crack shells, ... it can also breach the surface and launch itself out of the water to take down seals. Saltwater Crocodile - 3,700 PSI.

Here are the origins of 10 iconic features in the animal kingdom. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works .