500-SCIENCE

500 Science	567.91 Dinosaurs	590 Animals	595.7 Insects
598 Birds	591.6 Endangered Animals	599 Mammals	599.67 Elephants
599.63 Giraffes	599.78 Bears	599.4 Bats	599.5 Whales
551.2 Volcanoes	551.6 Weather	523.4 Planets	597.8 Amphibians
597.31 Sharks	597.96 Snakes