Ugrunaaluk kuukpikensis

† Ugrunaaluk kuukpikensis is a Late Cretaceous edmontosaurine hadrosaur from the Liscomb Bonebed of Alaska, USA. This polar dinosaur suggests hadrosaurs lived in high Arctic latitudes year-round or made seasonal migrations across ancient North America.

Diet & Feeding

Herbivore

Ugrunaaluk kuukpikensis was a plant-eating dinosaur. Herbivores typically fed on ferns, cycads, conifers, and other vegetation available during their era. Many herbivorous dinosaurs developed specialized teeth and digestive systems for processing tough plant material.

Time Period

Cretaceous Late Mesozoic Era

Ugrunaaluk kuukpikensis lived during the Cretaceous Late period of the Mesozoic Era, approximately 100.5 to 66.0 million years ago.

The final age of dinosaurs, featuring iconic species like Tyrannosaurus rex, Triceratops, and Velociraptor. Dinosaurs reached their peak diversity before the catastrophic asteroid impact at the Chicxulub crater ended the Mesozoic Era.