At six years of age, Big Al had not quite reached adult size. His skeleton shows that life dealt him some heavy blows. This is not unusual for a predator like Allosaurus.Many skeletons show healed ...

The Ballad of Big Al (also known as Allosaurus: A Walking with Dinosaurs Special) was the first Walking With Dinosaurs special episode to air. This fantastic documentary follows a real Allosaurus ...

Big Al the Allosaurus, a 150-million-year-old resident of Wyoming, recovered 30 years ago and currently 95% complete, will be fully examined by experts at the Museum of The Rockies in Bozeman ...

Weight estimates of Allosaurus vary, but models of the famous A. fragilis specimen "Big Al" suggest the dinosaur weighed more than 3,300 pounds (1,500 kilograms) in adulthood, according to a 2009 ...

Big Al: Emily Rayfield believes the Allosaurus relied on a "slash and slice" technique in hunting At 36ft long and weighing two tons, the Allosaurus was one of the fiercest carnivores of the late ...

Big Al, via Wikimedia Commons. Active lifestyles, like the one this predator led, have their drawbacks, and battered Allosaurus remains are common. For example, before it died, one Wyoming ...

Another specimen of Allosaurus jimmadseni known as "Big Al," was found on land administered by the U.S. Department of the Interior's Bureau of Land Management in Wyoming.

Department of Geology and Geophysics Allosaurus "Different Lizard" Geologic Time: Late Jurassic, ~145 to 155 million years ago Geographic Range: Wyoming, Montana, Colorado, New Mexico, South Dakota, ...

The University of Wyoming's Geology Museum, home to a well-known Allosaurus fossil known as "Big Al," says the animal was the most common large carnivore in North America during the late Jurassic ...

The Ballad of Big Al is the story of an Allosaurus, a large carnivorous dinosaur, which lived in the Late Jurassic around 145 million years ago. Big Al was found near Howe Quarry in the Morrison ...

Dr Alexandra Freeman tells the story of 'Big Al'– a remarkable Allosaurus fragilis skeleton. Where did it all start? The first days in the life of an Allosaurus born about 145 million years ago.