Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

The fossilized remains of Whitebark pine trees found beneath a melting ice ... This transformed what was a high mountain tree-filled landscape into the alpine tundra there today.

3. Pine martens are shy, nocturnal animals - meaning they are active at night - and can be very hard to spot. 4. They prefer to live in woodlands and are excellent tree climbers. 5. Pine martens ...