Daphnia are a widely studied small crustacean used for a number of physiology studies including the effects of drugs on heartbeat and temperature on metabolism.
Hydra are tiny animals closely related to jellyfish. They are a carnivorous species that can be found in healthy freshwater rivers and streams where they attach themselves to plants and rocks.
In this inquiry-based learning case, students act as research assistants studying predator-prey population dynamics around the world, gaining an understanding of matter and energy transfers in ecosystems in the process.
There’s no more effective way to illustrate habitats in nature than with a living terrarium, and these sets make it easy to set up as many as you want.
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