What do you know about water?

Every molecule of water that was present when the Earth’s oceans were formed millions of years ago is still present today. That means the water you drink is the same water dinosaurs drank! All living things need water: plants, animals, and people. Water is important to us for many purposes such as drinking, bathing, recreating,…

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What animals have a backbone?

Animals with an internal skeleton made of bone are called vertebrates. There are over 85,000 vertebrate species, all classified into five groups: fish, amphibians, reptiles, birds, and mammals. The defining characteristic of all vertebrates is the backbone. The backbone extends through the core of the body and allows a vertebrate to hold its shape. The…

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