1.
most common rock on the island
2.
largest native mammal on channel islands
3.
older rocks found on southern side of islands
5.
Contains Torrey pine trees
6.
landmark on Santa Barbara Island
8.
home to the painted cave
9.
composed of the Earth's crust
10.
consisting of volcanic flows
11.
fundamental geological process
12.
contains thousands of sea lions
13.
mechanism of evolution
14.
organisms that create food
15.
organisms that feed on other organisms
17.
contains the 40-foot-tall arch
19.
development of organisms over generations
20.
group of species living in an area
