Collector's Addition

Look: Arctic fossil haul reveals dinosaurs lived year-round in cold conditions

Yet more evidence that these prehistoric giants were warm-blooded.

Hey Violet via Giphy

The idea that dinosaurs were exclusively cold-blooded lizards has lost its footing over the past decade.

Researchers are finding more evidence that some dinos were active in colder regions, indicating they were probably warm-blooded.

Remains have even been found above the Arctic circle.

Paul Souders/Photodisc/Getty Images