age fotostock / Alamy Stock Photo
Tyrannosaurus rex was so large and heavy that it’s easy to assume that the ground shook as it approached. But, paradoxically, it might have used those tremors to its advantage: the shape of its feet suggests the seismic waves from each footfall remained similar in intensity as it approached its prey, acting as a weird form of camouflage.
Heavy animals produced earthquake-like seismic waves with every footfall. We know that other animals detect those seismic signals: elephants listen and respond to the seismic waves generated by foot …