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TED Talks
Ted: Ted Ed: Why Don't Poisonous Animals Poison Themselves?
Rebecca D. Tarvin details strategies that protect animals from their own poison.
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Museum of Health Care: Death in a Glass
Students can learn all about water pathogens in this online exhibit. They'll explore what kinds of micro-organisms infect water, how a water supply can get contaminated, how it is protected, and how officials investigate cases of...