Brontosaurus had long, thin necks and small heads, adapted for a herbivorous lifestyle; a bulky, heavy torso; and long, whip-like tails. source
Brontosaurus had long, thin necks and small heads, adapted for a herbivorous lifestyle; a bulky, heavy torso; and long, whip-like tails.
Adult individuals of Brontosaurus are estimated to weigh up to 15 tonnes (15 long tons; 17 short tons) and measure up to 22 metres (72 ft) long. source
Adult individuals of Brontosaurus are estimated to weigh up to 15 tonnes (15 long tons; 17 short tons) and measure up to 22 metres (72 ft) long.
Places Brontosaurus among the largest land animals along with other diplodocids. source
Places Brontosaurus among the largest land animals along with other diplodocids.
As the archetypal sauropod, Brontosaurus is one of the best-known dinosaurs. source
As the archetypal sauropod, Brontosaurus is one of the best-known dinosaurs.
Brontosaurus was a large, long-necked quadrupedal animal with a long, whip-like tail, and forelimbs that were slightly shorter than their hindlimbs. source
Brontosaurus was a large, long-necked quadrupedal animal with a long, whip-like tail, and forelimbs that were slightly shorter than their hindlimbs.
The skull of Brontosaurus has not been found, but was probably similar to the skull of the closely related Apatosaurus. source
The skull of Brontosaurus has not been found, but was probably similar to the skull of the closely related Apatosaurus.
In 1909, an Apatosaurus skull was found, during the first expedition to what would become the Carnegie Quarry at Dinosaur National Monument, led by Earl Douglass. source
In 1909, an Apatosaurus skull was found, during the first expedition to what would become the Carnegie Quarry at Dinosaur National Monument, led by Earl Douglass.
The skull of Apatosaurus was found a few meters away from a skeleton (specimen CM 3018) identified as the new species Apatosaurus louisae. source
The skull of Apatosaurus was found a few meters away from a skeleton (specimen CM 3018) identified as the new species Apatosaurus louisae.
The skull of Apatosaurus was designated CM 11162, and was very similar to the skull of Diplodocus. source
The skull of Apatosaurus was designated CM 11162, and was very similar to the skull of Diplodocus.
The skull of Apatosaurus was accepted as belonging to the Apatosaurus specimen by Douglass and Carnegie Museum director William H. source
The skull of Apatosaurus was accepted as belonging to the Apatosaurus specimen by Douglass and Carnegie Museum director William H.
At the Yale Peabody Museum, a skeleton of Apatosaurus was mounted in 1931 with a skull unique from all the others. source
At the Yale Peabody Museum, a skeleton of Apatosaurus was mounted in 1931 with a skull unique from all the others.
No apatosaurine skull was mentioned in literature until the 1970s. source
No apatosaurine skull was mentioned in literature until the 1970s.
Almost all 20th-century paleontologists agreed with Riggs that all Apatosaurus and Brontosaurus species should be classified together in a single genus. source
Almost all 20th-century paleontologists agreed with Riggs that all Apatosaurus and Brontosaurus species should be classified together in a single genus.
Brontosaurus is a member of the family Diplodocidae, a clade of gigantic sauropod dinosaurs. source
Brontosaurus is a member of the family Diplodocidae, a clade of gigantic sauropod dinosaurs.
Brontosaurus excelsus, the type species of Brontosaurus, was first named by Marsh in 1879. source
Brontosaurus excelsus, the type species of Brontosaurus, was first named by Marsh in 1879.
Juvenile Brontosaurus material is known based on the type specimen of B. parvus. source
Juvenile Brontosaurus material is known based on the type specimen of B. parvus.