Nature’s Builders

Animals make their homes in lots of different habitats. But sometimes, the environment doesn’t feel quite right… something is missing! Many animals change their habitat by digging holes, building nests, or spinning webs. Sometimes animals change their habitat by making it more comfortable. Scientists call these animals Ecosystem Engineers.


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See Maple and Filbert, the Oregon Zoo’s resident beavers, in action.

Learn about weird animal teeth with SciShow Kids. Fast-forward to 2:30 for a close look at beaver teeth.

What does a beaver sound like? Listen to this video to find out!

Check out this silly cartoon about beavers!

GenerationGenius’ Living Things Change Their Environment includes a great video about how plants and animals change their habitat, lesson plans, and other teaching resources.