Despite having bat-like wings, two small dinosaurs, Yi and Ambopteryx, struggled to fly, only managing to glide clumsily between the trees where they lived, according to a new study led by an...
Biologists now have a better idea of the origin of birds and the evolution of flight, two iconic events in the history of life on earth, thanks to work by a group of international scientists...
While smaller dinosaurs needed speed, huge predators like T. rex were optimized for energy-efficient walking, according to a study published in PLOS ONE.
Perfect Predators (Science, 2009): The Cretaceous Period spawned walking death machines with a savage combination of speed, eyesight, brainpower, and razor-sharp implements.859 rue Sherbrooke Ouest...
Documentary film Curse of T. rex (NOVA, 1997): They are the most spectacular鈥攁nd rarest鈥攃reatures ever to walk the earth. And they are for sale.859 rue Sherbrooke Ouest, Montreal, QC, H3A 0C4, CA...
As far back as the time of the dinosaurs, 66 million years ago, forests recovered from fires in the same manner they do today, according to a team of researchers from 黑料不打烊 University and the...