by BP ~ May 31, 2014
A3MG designed and programmed this Web app for HHMI’s BioInteractive. Users press fossils of transitional creatures in the rock layers to reveal their characteristics and learn how each characteristic evolved.
The fossils of transitional creatures were key evidence for Darwin’s evolutionary theory, but none had been found when he published On the Origin of Species. Now, there are many examples of such fossils, which clearly show that big evolutionary leaps consist of many smaller steps.