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RSSCretaceous
The Cretaceous period is one
of the major divisions of
the geologic timescale,
reaching from the end of the
Jurassic period, about 146
million years ago (Ma), to
the beginning of the
Paleocene epoch of the
... > full story
Feathered dinosaurs
The realization that
dinosaurs are closely
related to birds raised the
obvious possibility that
some dinosaurs had feathers.
Fossils of Archaeopteryx
include well-preserved
feathers, but it was not
... > full story
Tyrannosaurus
Tyrannosaurus is a genus of
tyrannosaurid theropod
dinosaur. The species
Tyrannosaurus rex, commonly
abbreviated to T.rex was one
of the largest land
carnivores of all time. It
hails from what is now
... > full story
Albertosaurus
Albertosaurus is a genus of
tyrannosaurid theropod
dinosaur that lived in
western North America during
the Late Cretaceous Period,
more than 70 million years
ago. ... > full story
Browse Reference Articles
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Triceratops
Triceratops, meaning "three-horned face", because it had three horns was a ceratopsid herbivorous dinosaur genus from the Latest Cretaceous period of what is now North America. It lived at around the ... > more -
Paralititan
Paralititan stromeri was a giant titanosaurian sauropod dinosaur discovered in coastal deposits in the Upper Cretaceous Bahariya Formation of Egypt. The fossil represents the first tetrapod reported ... > more -
Timeline of evolution
This timeline of the evolution of life outlines the major events in the development of life on the planet Earth. Dates given are estimates based on scientific evidence. In biology, evolution is the ... > more -
Stegosaurus
Stegosaurus, meaning "plated lizard", because of the plates on its back was a genus of large herbivorous dinosaurs from the Upper Jurassic of North America. It is among the most easily identifiable ... > more -
Hadrosaurus
Hadrosaurus is a hadrosaurid dinosaur genus. In 1858, a skeleton of a dinosaur from this genus was the first full dinosaur skeleton found in North America, and in 1868 it became the first ever ... > more -
Hadrosaurid
Hadrosaurids or duck-billed dinosaurs are members of the superfamily Hadrosauroidea, and include ornithopods such as Edmontosaurus and Parasaurolophus. They were common herbivores in the Upper ... > more -
Trace fossil
Trace fossils are those details preserved in rocks that are indirect evidence of life. While we are most familiar with relatively spectacular fossil hard part remains such as shells and bones, trace ... > more -
Archaeopteryx
Archaeopteryx lithographica is the earliest and most primitive known bird. In the 1990s, the discovery of a number of well-preserved feathered dinosaurs solidified the link between dinosaurs and ... > more -
Brachiosaurus
The Brachiosaurus is a famous dinosaur that lived during the Jurassic period. One of the largest ever dinosaurs to walk the earth, it has become a famous animal synonymous with dinosaurs, and is ... > more
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