Sky vs Sea, to scale

Pick a flyer and a swimmer and measure them against each other — and against a six-foot human. All bars share one ruler.

In the sky · choose a pterosaur measured by wingspan

In the sea · choose a mosasaur measured by body length

Quetzalcoatlus wingspan · 11 m

11 m

Human height · 1.8 m

1.8 m

Mosasaurus body length · 17 m

17 m