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T. Rex Had a Small, Cute Cousin

Toothy Tyrannosaurus rex had a tiny cousin, suggests new research. The dwarf dino, named Nanuqsaurus hoglundi, lived 70 million years ago in Alaska, according to a new study, published in the journal PLOS ONE. Tyrannosaurus rex bones on display at the Perot Museum. Credit: AP The skull for the newly identified dinosaur measured 25 inches long, compared to 60 inches for T. rex. The new dino was a tyrannosaur though, conclude researchers Anthony Fiorillo and Ronald S. Tykoski from the Perot Museum of Nature and Science and their colleagues. RELATED: Could These 10 Animals Be Resurrected? Tyrannosaurs marched around on two legs, loved meat and had a large skull relative to the size of...

A new dinosaur from Portugal is Europe's largest-ever terrestrial predator and was the biggest carnivorous dinosaur of the Jurassic Period, according to paleontologists who studied its remains. Credit: Getty Creative The dinosaur, named Torvosaurus gurneyi, measured close to 33 feet long and weighed over 2,200 pounds, according to a paper in the latest PLoS ONE. The predator was at the top of Europe's terrestrial food chain roughly 150 million years ago. RELATED: Oldest Dinosaur Nursery Found "The fauna of what is now Portugal was extremely diverse in the Late Jurassic," paleontologist Octavio Mateus of the Universidade Nova de Lisboa, and co-author of the study, said in a press release....

Texas A&M University researchers have discovered a physics formula that explains all animal movement. The formula applies to insects, birds, fish, mammals and everything between. #fivemin-widget-blogsmith-image-396601{display:none;} .cke_show_borders #fivemin-widget-blogsmith-image-396601, #postcontentcontainer #fivemin-widget-blogsmith-image-396601{width:520px;height:383px;display:block;} Despite the various shapes and components of animals' bodies, they all move in essentially the same way. "We found insects, birds, bats, whales, fish, dolphins, even smaller mollusks are all using the same basic mechanics," said marine biologist Nathan Johnson. Researchers hope this discovery will...

I'm investigating the nature of affection and how human interaction benefits the health of both owner and animal companion. I certainly love my pooch and speculate that doing so helps my health, and I feel that he has a similar appreciation for my involvement in his life. Credit: Getty Creative You readers of my Daily Vet column on petMD are well-familiar with my canine companion Cardiff and his battles with life-threatening health problems. First, Cardiff overcame three episodes of Immune Mediated Hemolytic Anemia (IMHA). Now he is undergoing chemotherapy for lymphoma (see related links at the end of this article). RELATED: Can a Veterinarian Treat His Own Pet? This large dog in a small...