The question please

1. It's about ground beetles.
2. Diverse in shape. Most adult are glosy and black, but others are iridescent, green, yellow, or ornge. Usually flattened with grooves or rows of punctures running down the wing covers. Long legs which make them fast runners.
3. Small animals (for ex: slugs, caterpillars).
4. In forest, on the high mountain, under rocks and logs.
5. Because they only coming together to mate.
6. idk.
7. idk.
8. idk.
9. idk.
10. Appear.