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			          Triceratops - Wikipedia, the free encyclopedia
			           
			          Triceratops is a genus of herbivorous ceratopsid dinosaur that first appeared during the late Maastrichtian stage of the late Cretaceous period, about 68 million years ago (Mya) in what is now North America.
			            https://en.wikipedia.org/wiki/Triceratops
			         
			       
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			          Protoceratops - Wikipedia, the free encyclopedia
			           
			          Protoceratops is a genus of sheep-sized (1.8 m long) herbivorous ceratopsian dinosaur, from the Upper Cretaceous Period (Campanian stage) of what is now Mongolia.
			            https://en.wikipedia.org/wiki/Protoceratops
			         
			       
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			          Triceratops: Facts About the Three-horned Dinosaur - Livescience
			           
			          The dinosaur with the fearsome face was a gentle giant. Triceratops vs. Tyrannosaurus was probably a one-sided battle.
			            http://www.livescience.com/24011-triceratops-facts.html
			         
			       
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			          Protoceratops - Prehistoric-Wildlife
			           
			          Information about the dinosaur Protoceratops and thousands of other prehistoric creatures.
			            http://www.prehistoric-wildlife.com/species/p/protoceratops.html
			         
			       
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			          10 Facts About Protoceratops - About
			           
			          The pig-sized Protoceratops is mostly famous for being on the lunch menu of meat-eaters like Velociraptor. Here are 10 facts you may or may not have known about this horned, frilled dinosaur.
			            http://dinosaurs.about.com/od/typesofdinosaurs/ss/10-Facts-About-Protoceratops.htm
			         
			       
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			          Triceratops Horridus - National Geographic
			           
			          Learn all you wanted to know about Triceratops horridus and other dinosaurs with pictures, videos, photos, facts, and news from National Geographic.
			            http://animals.nationalgeographic.com/animals/prehistoric/triceratops-horridus
			         
			       
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			          New Horned Dinosaur, Cousin of Triceratops, Discovered
			           
			          As one of the oldest specimens of the horned dinosaur family, Wendiceratops might help answer why, precisely, Triceratops' horns and frills evolved.
			            http://blogs.discovermagazine.com/d-brief/2015/07/08/horned-dinosaur-triceratops/
			         
			       
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			          10 Things You Might Not Know About Triceratops - Mental Floss
			           
			          Dinosaurs are still with us. They've stomped, chomped, and roared their way into our movies, our museums, and our imaginations. So let's get ready to dig a little deeper. Today, we're taking a closer look at everyone's favorite three-horned herbivore, Triceratops.
			            http://mentalfloss.com/article/56089/10-things-you-might-not-know-about-triceratops
			         
			       
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			          10 Facts About Triceratops - About
			           
			          It's impossible to mistake Triceratops for any other dinosaur--but very possible to hold some mistaken notions about this famous plant eater. Here are 10 facts you may (or may not) have known about Triceratops.
			            http://dinosaurs.about.com/od/typesofdinosaurs/ss/10-Facts-About-Triceratops.htm
			         
			       
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			          The Dino Directory - Triceratops - Natural History Museum
			           
			          With its 3 horns, a parrot-like beak and a large frill that could reach nearly 1 metre (3 feet) across, the Triceratops skull is one of the largest and most striking of any land animal.
			            http://www.nhm.ac.uk/discover/dino-directory/triceratops.html
			         
			       
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			          New Chinese Dinosaur Fossils Related to Triceratops - CNN
			           
			          Triceratops, one of the most widely recognizable dinosaurs that once roamed our planet, has a new cousin -- hualianceratops.
			            http://www.cnn.com/2015/12/11/asia/china-new-dinosaur-fossils