Ouranosaurus nigeriensis Variant:Unprimed Microscopic remains of soft tissue

Microscopic remains of soft tissue and collagen fibers were also found on the surface of some Tyrannosaurus rex teeth

approximately 75 to 72 million years ago

Eryops megacephalus was a giant amphibian that lived during the Permian period

Behavior: Prestosuchus is believed to have been an active predator hunting smaller prey

Ouranosaurus nigeriensis Variant:Unprimed Microscopic remains of soft tissueOuranosaurus nigeriensis is an ornithopod dinosaur that lived during the Aptian stage of the Early Cretaceous of present day Niger and Cameroon, approximately 112 million years ago. Its name, "Ouranosaurus", means "Ouranos lizard", in reference to the Greek word for "sky", while "nigeriensis" refers to the country where its remains were found. This dinosaur measured between 7 and 8. 3 meters long and weighed 2. 2 tons, and is particularly notable for