Tags » Tetrapods

When fish began to walk

In this interactive module, explore the anatomical changes in four-limbed animals (tetrapods) as they evolved from fish.


For more resources from BioInteractive and the Howard Hughes Medical Institute, please visit their website at: … 45 more words


Give us a Hand, Gar: More Insights into the Evolution of Tetrapod Limbs

About 360 million years ago some fish-like creatures crawled out of the water and explored a vast new world. The transition from water to land is well documented in the fossil record with some amazing specimens, such asĀ  342 more words