What does it mean to be a “semi-aquatic” dinosaur? What does it mean to be a “semi-aquatic” dinosaur? Was it wading in the shallows, or could it have been a skilled swimmer? Each scenario paints a ...

(via PBS Eons) This is the hundred-year tale of how an unlikely bunch of bottom-dwelling marine critters helped reveal that ocean basins are basically reincarnated every few hundred million years.

An episode of PBS Eons is spotlighting one of East Tennessee State University’s most remarkable fossil finds and the ETSU professor who helped bring it to light.

(via PBS Eons) What does it mean to be a “semi-aquatic” dinosaur? Was it wading in the shallows, or could it have been a skilled swimmer? Each scenario paints a very different picture of Spinosaurus, ...