Letters Home from Yosemite Vocabulary

glacier a great mass of moving ice That valley was made by a glacier!

impressive able to have a strong effect on the mind The new building was very impressive..

naturalist A person who studies living things Jane Goodall is a naturalist who studies gorillas.

preserve to keep from harm protect Good nutrition helps preserve your health.

slopes land that goes up or down at an angle Jack had fun skiing down the slope.

species A set of related living things that share the same characteristics Leopards are a species of big cats.

wilderness a wild region with few or no people living in it They enjoyed camping out in the wilderness.