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An EcoSphere is an enclosed glass sphere that houses a complete Ecosystem. Each sphere is filled with micro-organisms, bright red shrimp, algae, and filtered sea water. All these things live harmonisly together in a mini Earth. The shrimp may live for an average of 2 to 3 years, and are known to live over 10 years. A great way to teach kids about ecosystems and the environment. #terrarium #aquarium
Vintage Inspired Science Posters - POPPY STUDY VOL 1. $70.00, via Etsy.