Life Science, Earth Science
snail, ecosystem service, habitat alteration, pollution, biodiversity
Middle School Level
High School Level
Gifted Reading Level
Invertebrate Zoology Subject Guide Smithsonian Libraries
The Snails and Ecosystems teaching resources support students in meeting the following middle school NGSS Performance Expectations:
MS-LS2-3 Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.
MS-LS2-4 Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.
MS-LS2-5 Evaluate competing design solutions for maintaining biodiversity and ecosystem services.
MS-ESS3-4 Construct an argument supported by evidence for how increases in human population and per-capita consumption of natural resources impact Earth's systems.