Matching Pairs You Can't Climb a Cactus VocabularyOnline version 2nd grade Savvas Vocabulary Matching by Lisa Murello 1 excited 2 cactus 3 tour 4 assistant 5 mammal 6 desert person who helps someone else with tasks or responsibilities. An assistant can be a helper in the classroom or at home. thrilled group of animals that have fur or hair and usually give birth to live babies. Mammals also drink milk from their mothers. type of plant that grows in dry places, like deserts. It has thick stems and often has sharp spikes. A large area of land that is very dry and has little rain. Deserts can have sand, rocks, and special plants. a visit to see things