1. The intersection of two landforms.
2. Huge trees.
3. This deep-sea animal can convert plant chloroplasts for the purpose of photosynthesis.
4. A child picked up a beautiful "twig" on his way home from school, and when he looked at it more closely, it turned out to be a hibernating snake.
5. The sandstorm gradually invades the city, and it seems as terrifying as if the world were coming to an end.
6. This is not a climbing accessory, it is a real tree, and when these venomous thorns mature, they explode and scatter all around.
7. A type of butterfly egg that looks very much like a gear.