More than 120 years ago, the Yale paleontologist Othniel Charles Marsh described two of the most spectacular horned dinosaurs of all time. The first, named Triceratops in 1889, had three impressive ...

A composite reconstruction of Torosaurus utahensis, based upon the skull found by Gilmore, bones found in the Texas bonebed, and the form of Pentaceratops. From Hunt and Lehman, 2008 What is ...

The debate continues over how many species of horned dinosaurs existed. A new paper concludes that Triceratops and Torosaurus were different species and not, as previously argued, two different age ...

A three-horned dinosaur long known as Torosaurus may actually represent an adult Triceratops, according to paleontologists. The conclusion overturns a century-old belief about Triceratops and ...

A year-long study by Yale University paleontologists concludes that two related horned dinosaurs are different animals and not adult and juvenile versions of the same. A year-long study by Yale ...

A study has rejected claims that Triceratops and the lesser-known Torosaurus are one and the same type of dinosaur. Research published in 2010, externalsuggested the two-horned animals represented ...

The revisionists have been busy lately, and it’s all bad news. Pluto is not a planet. Al Gore is not a Boy Scout. Cough syrup doesn’t work. And now there’s no such thing as a Triceratops. Researchers ...

Triceratops and Torosaurus were the same dinosaur at different stages of growth, according to new research. Since the late 1800s, scientists have believed that Triceratops and Torosaurus were two ...

The horned Triceratops is one of the most famous and recognisable of all known dinosaur species - but now it seems that the giant herbivore might actually be TWO species. Horned dinosaurs' bony ...

Scientists have proposed that Triceratops is a juvenile form of Torosaurus A study has rejected claims that Triceratops and the lesser-known Torosaurus are one and the same type of dinosaur. Research ...

But researchers at Yale University say the fossils do not support the theory. Details are publishedin the journal Plos One. Image caption, The skull of Torosaurus (below) has a longer holed frill ...