skeleton

28 05, 2017

Reptile and Mammal Skeletons – Evolution and Biology

By |2018-04-16T09:09:50-07:00May 28th, 2017|Biology|Comments Off on Reptile and Mammal Skeletons – Evolution and Biology

Evolution of skeletons: Skeleton of a dinosaur Evolution of skeletons From frogs, there evolved reptiles like crocodiles and dinosaurs. Some of these reptiles lived mostly or entirely on land, so [...]

28 05, 2017

Why do we have fingers? Skeletons, Evolution, and Biology

By |2017-05-28T00:38:23-07:00May 28th, 2017|Biology|Comments Off on Why do we have fingers? Skeletons, Evolution, and Biology

Human hand bones The first fingers and toes evolved from earlier fish fins about 400 million years ago. During the Devonian period, the oceans were very shallow, and some fish [...]

28 05, 2017

Vertebrae project – Boiling fish and chicken – Biology

By |2018-04-12T00:14:42-07:00May 28th, 2017|Biology|Comments Off on Vertebrae project – Boiling fish and chicken – Biology

Vertebrae project: check out fish and chicken vertebrae You can easily see vertebrae for yourself if you buy a whole trout (with the bones in) at the grocery store and [...]

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