Although long known to paleontologists, pterosaurs (and pterodactyls) continue to surprise. They dominated the air long before birds took wing, soaring through Earth’s skies for 150 million years, then joining nonavian dinosaurs in a major extinction event 66 million years ago. As flying reptiles, they were a breed apart from dinosaurs, and they came in a fantastic and weird array of sizes and forms, from tiny finch-like creatures to monsters as big as a modern airplane!
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Denne historien er fra May 2020-utgaven av Rock&Gem Magazine.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
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Rockhounding Ohio's Lake Erie Islands
A short ferry boat ride three miles from Ohio’s Lake Erie coastline is South Bass Island, better known as Put-in-Bay or the “Key West of the North.”
Iowa's Hidden Treasures
Exploring Keokuk Geodes: How They're Made & What's Inside
Agatized CORAL
Florida's Collectible State Stone
Rockhounding Florida's Beaches
Beachcombing serene stretches of Florida can reveal fascinating finds like fossilized shark teeth, sea glass, quartz, agate and even coral fragments.
Collecting Staurolite
Hot Spots In Virginia & Georgia
Pecos Valley Diamonds
New Mexico's Ancient Attraction
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Turquoise in the American Southwest
A Water & Sky Souvenir
Touring Colorado's MINERAL BELT
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