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How presidential elections are impacted by a 100 million year old coastline | Deep Sea News

How presidential elections are impacted by a 100 million year old coastline | Deep Sea News

North and South Polar regions, vintage map download, antique map, C. S. Hammond, north pole map, south pole map

North and South Polar regions, vintage map download, antique map, C. S. Hammond, north pole map, south pole map

Portable 16th Century Replica Working Sundial with Compass / Handmade Sunwatch / Bee and Honey Design / Walnut Wood

Portable 16th Century Replica Working Sundial with Compass / Handmade Sunwatch / Bee and Honey Design / Walnut Wood

In Cretaceous North America, top predators were the tyrannosaurs, huge predatory dinosaurs w/ proportionately huge heads built for ripping flesh from their prey. In Laramidia the top of the terrestrial food chain was occupied by the theropods, ie,  Tyrannosaurus rex,  theropods such as Albertosaurus and Gorgosaurus though related, NOT at the same time. Tyrannosaurs had huge heads  legs bt tiny arms. Their teeth were like railroad spikes  inflicted major damage on prey.

In Cretaceous North America, top predators were the tyrannosaurs, huge predatory dinosaurs w/ proportionately huge heads built for ripping flesh from their prey. In Laramidia the top of the terrestrial food chain was occupied by the theropods, ie, Tyrannosaurus rex, theropods such as Albertosaurus and Gorgosaurus though related, NOT at the same time. Tyrannosaurs had huge heads legs bt tiny arms. Their teeth were like railroad spikes inflicted major damage on prey.

By Late Triassic, as the formation of Pangea was complete, Pangea began to break apart along rift basins that were forming along the modern East Coast of North America.

By Late Triassic, as the formation of Pangea was complete, Pangea began to break apart along rift basins that were forming along the modern East Coast of North America.

The AfriPop Project: High resolution population density mapping for the African continent.

The AfriPop Project: High resolution population density mapping for the African continent.