Students investigate the global food chain by creating a visual chart.  For this ecology lesson, students discover the elements needed for life to sustain itself, contrasting living things vs. non living things.  Students fill...

The Canadian Museum of Nature looks at lobe-finned fishes who possessed lungs and gills and was able to use its gills as a form of feet.

[Free Registration/Login may be required to access all resource tools.] Amphibians are a group of vertebrates that have adapted to live in both water and on land. Amphibian larvae are born and live in water, and they breathe using gills....