Baalsaurus Facts
Pronunciation: BAHL-sore-us
Name meaning: Baal lizard
| Diet | Herbivore |
| Height | 4m |
| Length | 15m |
| Weight | 12 tonnes |
| Environment | Land |
| Era | Cretaceous |
| Period | Late Cretaceous |
| Type | Sauropod |
| Location | Argentina |
Baalsaurus was a massive sauropod dinosaur that lived during the Late Cretaceous period, approximately 94 million years ago, in what is now Patagonia, Argentina. This impressive creature belonged to the titanosaurian group of sauropods, which were among the largest land animals ever to walk the Earth. Like other sauropods, Baalsaurus possessed the characteristic long neck and tail, along with a relatively small head and powerful, columnar legs to support its enormous bulk.
Living in the lush, warm environments of Cretaceous Patagonia, Baalsaurus would have spent most of its time feeding on the abundant plant life. Its long neck allowed it to reach vegetation at various heights, from ground-level ferns and cycads to the crowns of tall coniferous trees. The dinosaur's teeth were designed for stripping leaves rather than chewing, so it likely swallowed stones to help grind up plant matter in its massive digestive system.
As a titanosaurian sauropod, Baalsaurus likely possessed some of the advanced features that made this group so successful during the Late Cretaceous. These may have included a wider stance than earlier sauropods and possibly small bony plates or osteoderms embedded in its skin for protection. The discovery of Baalsaurus adds to our understanding of the remarkable diversity of giant sauropods that dominated South American ecosystems during this period.
What made Baalsaurus distinctive?
Baalsaurus possessed the typical titanosaurian features of a massive body supported by pillar-like legs, an extremely long neck and tail, and a relatively small head. As a member of the titanosaur group, it likely had a broader stance than earlier sauropods and may have had small bony plates embedded in its skin.
Behaviour
Baalsaurus likely lived in herds, travelling across the Patagonian landscape in search of fresh vegetation. Its enormous size would have provided protection from most predators, though juveniles may have been vulnerable to large theropods of the region.
Discovery
Baalsaurus was first described by Juan Eduardo Mansilla in 2011. The original fossils were discovered at Neuquén Province, Patagonia, Argentina.
Baalsaurus FAQ
What did Baalsaurus eat?
Baalsaurus was a herbivore that fed on a variety of plants including ferns, cycads, and conifers. Its long neck allowed it to browse at different heights, and it likely swallowed stones to help digest tough plant material in its stomach.
How big was Baalsaurus?
Baalsaurus reached approximately 15 metres in length and stood about 4 metres tall at the hip. It weighed an estimated 12 tonnes, making it a truly massive dinosaur even by sauropod standards.
When did Baalsaurus live?
Baalsaurus lived during the
Late Cretaceous period, approximately 93.9 million years ago. This places it in the middle part of the Cretaceous period, well before the mass extinction that ended the dinosaur era.
Where was Baalsaurus found?
Baalsaurus fossils were discovered in Neuquén Province in Patagonia, Argentina. This region is famous for its incredible dinosaur discoveries and was a lush, warm environment during the Cretaceous period.
How do you pronounce Baalsaurus?
Baalsaurus is pronounced 'BAHL-sore-us'. The first part rhymes with 'call' and the second part is the standard '-saurus' ending meaning lizard.
What does Baalsaurus mean?
Baalsaurus means 'Baal lizard', named after Baal, an ancient deity. The species name 'mansillai' honours Juan Eduardo Mansilla, the museum technician who discovered the fossils.
How fast could Baalsaurus run?
Due to its enormous size and weight, Baalsaurus was not built for speed. Like other giant sauropods, it likely moved at a slow, steady walking pace, probably no faster than a few kilometres per hour.
What type of dinosaur was Baalsaurus?
Baalsaurus was a sauropod dinosaur, specifically a member of the titanosaurian group within the family Titanosauridae. These were the last great group of long-necked dinosaurs.
Was Baalsaurus related to birds?
As a sauropod, Baalsaurus belonged to the saurischian ('lizard-hipped') group of dinosaurs, the same major group that gave rise to birds. However, birds evolved from theropod dinosaurs, not sauropods, so Baalsaurus was only distantly related to modern birds.
How many Baalsaurus fossils have been found?
Baalsaurus is known from a single fossil discovery made by Juan Eduardo Mansilla in Neuquén Province, Argentina. As with many dinosaur species, more fossil discoveries would help scientists better understand this impressive creature.
