Author Archives: Brian Switek

Paleo Profile: Martin’s Sea Turtle

This Cretaceous chelonian is close to the origin of the hard-shelled sea turtles that still swim the oceans

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Paleo Profile: The Climbing Dwarf

Beautiful fossils offer a rare look at what covered the bodies of some of our protomammal relatives

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The Latest in Horned Dinosaur Fashion

A new study asks why some dinosaurs wore such different arrangements of horns

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Paleo Profile: The Shortened Face

A small skull found in Connecticut offers a new view to ancient reptilian bites

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By Land or by Sea

The debate over what sort of environment molded turtles into shelled wonders continues

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Paleo Profile: The Fish from China

A newly named prehistoric fish is a reminder that there’s more to the fossil record than dinosaurs and toothy reptiles

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Long-Lost Horse Toes Found

A new study reveals modern horses retain vestiges of all five ancestral toes

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Paleo Profile: The Jinyun Shield

A newly named armored dinosaur is among the earliest with a tail club

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Dinosaurs, in Living Color

Analysis of a fossil bird reveals an unexpected facet of dinosaur life.

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The Amazing, Inflatable Ankylosaur

"Bloat and float" leads armored dinosaurs to wind up in unusual places

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Paleo Profile: The Chimera Spider

An ancient arachnid related to early spiders shows a strange mix of features

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Follow That Giraffe

Ice age tracks put ancient giraffes in an unexpected place

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Paleo Profile: The Mansoura Lizard

A dinosaur from Egypt helps make sense of global patterns among long-necked herbivores

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A Point about Horned Dinosaurs

New finds have complicated the traditional way of distinguishing horned dinosaurs

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The Medusaceratops Mystery

Old bones raise new questions about an enigmatic horned dinosaur

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Paleo Profile: The Bryant’s Shark

Distinctive teeth mark the discovery of a new prehistoric shark species

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A Wolf of a Different Color

For the first time, researchers spot a black maned wolf

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Where Are Utah’s Triassic Dinosaurs?

Utah is famous for its Jurassic and Cretaceous dinosaurs, but the Triassic species remain elusive

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Dinosaurs of a Feather

Parallel trackways in Mexico may preserve a social moment in dinosaur history

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A Flock of Flaplings

A pterosaur nesting ground is a bonanza for paleontologists

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Paleo Profile: Shouten’s Marsupial Lion

This ancient beast was a carnivorous koala cousin

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Dinosaur Eggs under Stress

Dinosaurs didn’t crack under stress, but the hard times affected their eggs

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At the Ice Age Salad Bar

A new analysis underscores that American mastodon were flexible feeders.

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Paleo Profile: The Sand Whale

An ancient baleen whale adds to the story of an enigmatic group of fossil cetaceans.

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Paleo Profile: Miera’s Lizard

A dinosaur found in Utah underscores connections between ancient North America and Europe

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Buff Little Biters

Saber-toothed kittens were muscle-bound compared with other cats their age

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Presenting the New Ankylosaurus

A new analysis offers an updated look for the classic dinosaur

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Trilobites Had Guts

Delicately-preserved fossils alter what paleontologists thought about how trilobites digested their food.

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Paleo Profile: The Fierce Cat

Part of a jaw reveals a new species of carnivore from ancient Africa

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See Food Diet

Fossil poop reveals a surprise about dinosaur diets

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