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Findings reveal rich dinosaur fauna on the edge of an ancient sea at a time of rising sea levels and a changing environment about 75 million years ago, researchers say Paleontologists and students from McGill University have documented Saskatchewan's first confirmed fossil specimens of Centrosaurus , a horned dinosaur species closely related to Triceratops .

Microraptor was an opportunistic predator, feeding on fish, birds, lizards - and now small mammals. The discovery of a rare fossil reveals the creature was a generalist carnivore in the ancient ecosystem of dinosaurs. Finding the last meal of any fossil animal is rare. When McGill University Professor Hans Larsson saw a complete mammal foot inside the rib cage of the small, feathered dinosaur, his jaw dropped.

Giant crocodiles once roamed northeastern British Columbia. A recently published article in Historical Biology features the first detailed trace fossil evidence ever reported of giant crocodylians. The sites are from the Peace Region of northeastern British Columbia, north of Tumbler Ridge. The trace fossils include swim traces , made when the crocodiles were scraping the muddy bottoms of lakes and river channels with their claws.

A new 130-million-year-old marine reptile fossil sheds light on the evolution of hypercarnivory of these last-surviving ichthyosaurs A team of international researchers from Canada, Colombia, and Germany has discovered a new marine reptile.