Stock Footage0:09
Getty Images

Side Angle tracking-left - A dramatization shows a Tyrannosaurus Rex chasing its prey. / Chicago, Illinois, USA

Pre-K - Higher Ed
Side Angle tracking-left - A dramatization shows a Tyrannosaurus Rex chasing its prey. / Chicago, Illinois, USA
Stock Footage0:31
Getty Images

Low Angle hand-held - A trapped mastodon struggles to swing a predatory feline off its back in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Low Angle hand-held - A trapped mastodon struggles to swing a predatory feline off its back in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:15
Getty Images

Long Shot static - A Triceratops enters a crumbling stadium in a computer-generated animation. / Denver, Colorado, USA

Pre-K - Higher Ed
Long Shot static - A Triceratops enters a crumbling stadium in a computer-generated animation. / Denver, Colorado, USA
Stock Footage0:27
Getty Images

Medium Long Shot static - Parasaurolophuses react to calls from another Parasaurolophus in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Medium Long Shot static - Parasaurolophuses react to calls from another Parasaurolophus in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:15
Getty Images

Medium hand-held - A prehistoric animal struggles to free its feet from sticky mud in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Medium hand-held - A prehistoric animal struggles to free its feet from sticky mud in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:21
Getty Images

Medium Long Shot static - Woolly mammoths march across a field then slowly disappear. /

Pre-K - Higher Ed
Medium Long Shot static - Woolly mammoths march across a field then slowly disappear. /
Stock Footage0:19
Getty Images

Medium Long Shot static - A striped dinosaur scoots out of a river. / Dallas, Texas, USA

Pre-K - Higher Ed
Medium Long Shot static - A striped dinosaur scoots out of a river. / Dallas, Texas, USA
Stock Footage0:21
Getty Images

Medium Close Up pan-left push-in - A creature prowls across a muddy field near a forest in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Medium Close Up pan-left push-in - A creature prowls across a muddy field near a forest in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:09
Getty Images

Medium pan-left zoom-in zoom-out - A Pterosaur flies below clouds in a computer-generated animation. / Denver, Colorado, USA

Pre-K - Higher Ed
Medium pan-left zoom-in zoom-out - A Pterosaur flies below clouds in a computer-generated animation. / Denver, Colorado, USA
Stock Footage0:16
Getty Images

Long Shot push-out - Dinosaurs run as a herd across a sandy beach in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Long Shot push-out - Dinosaurs run as a herd across a sandy beach in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:22
Getty Images

Medium Close Up crane tilt-up - A creature possesses an odd mix of genetic adaptations in a computer-generated animation. / New York City, New York, USA

Pre-K - Higher Ed
Medium Close Up crane tilt-up - A creature possesses an odd mix of genetic adaptations in a computer-generated animation. / New York City, New York, USA
Stock Footage0:14
Getty Images

Long Shot static - Flood waters cover a neighborhood in Chicago where it dissolves to depict a herd of woolly mammoths passing a lake. / Chicago, Illinois, USA

Pre-K - Higher Ed
Long Shot static - Flood waters cover a neighborhood in Chicago where it dissolves to depict a herd of woolly mammoths passing a lake. / Chicago, Illinois, USA
Stock Footage0:13
Getty Images

Medium tilt-up - A creature gnaws on a log in a computer-generated animation. / New York City, New York, USA

Pre-K - Higher Ed
Medium tilt-up - A creature gnaws on a log in a computer-generated animation. / New York City, New York, USA
Stock Footage0:12
Getty Images

Medium static - A living room crumbles near a Tyrannosaurus rex in a computer-generated animation. / Denver, Colorado, USA

Pre-K - Higher Ed
Medium static - A living room crumbles near a Tyrannosaurus rex in a computer-generated animation. / Denver, Colorado, USA
Stock Footage0:16
Getty Images

Medium Long Shot hand-held pan-left zoom-out - A dinosaur prowls near tropical plants in a computer-generated animation. / Washington, D.C., USA

Pre-K - Higher Ed
Medium Long Shot hand-held pan-left zoom-out - A dinosaur prowls near tropical plants in a computer-generated animation. / Washington, D.C., USA
Stock Footage0:12
Getty Images

Medium Long Shot static - A baby mastodon eats away from the herd when, suddenly, a saber-tooth tiger grabs it. / Dallas, Texas, USA

Pre-K - Higher Ed
Medium Long Shot static - A baby mastodon eats away from the herd when, suddenly, a saber-tooth tiger grabs it. / Dallas, Texas, USA
Stock Footage0:11
Getty Images

Low Angle push-out - A dinosaur snaps at a large dinosaur running away from it. / Dallas, Texas, USA

Pre-K - Higher Ed
Low Angle push-out - A dinosaur snaps at a large dinosaur running away from it. / Dallas, Texas, USA
Stock Footage0:22
Getty Images

Long Shot hand-held rack-focus - A mastodon sinks in mud near a feline in a computer-generated animation. / Los Angeles, California, USA

Pre-K - Higher Ed
Long Shot hand-held rack-focus - A mastodon sinks in mud near a feline in a computer-generated animation. / Los Angeles, California, USA
Stock Footage0:14
Getty Images

Medium Long Shot hand-held - A dinosaur swats an approaching dinosaur with its tail in a computer-generated animation. / Washington, DC, USA

Pre-K - Higher Ed
Medium Long Shot hand-held - A dinosaur swats an approaching dinosaur with its tail in a computer-generated animation. / Washington, DC, USA
Stock Footage0:07
Getty Images

Medium Long Shot static - A mastodon lumbers its way through a thin forest in a computer-generated animation. / New York City, New York, USA

Pre-K - Higher Ed
Medium Long Shot static - A mastodon lumbers its way through a thin forest in a computer-generated animation. / New York City, New York, USA
Stock Footage0:25
Getty Images

Wide Shot hand-held - A Brachiosaurus swings its tail to defend against an approaching dinosaur in a computer-generated animation. / Washington, DC, USA

Pre-K - Higher Ed
Wide Shot hand-held - A Brachiosaurus swings its tail to defend against an approaching dinosaur in a computer-generated animation. / Washington, DC, USA
Stock Footage0:24
Getty Images

Medium hand-held pan-left pan-right - A Stegosaurus defends itself from a Tyrannosaurus rex near a passenger jet in a computer-generated animation. / Washington, DC, USA

Pre-K - Higher Ed
Medium hand-held pan-left pan-right - A Stegosaurus defends itself from a Tyrannosaurus rex near a passenger jet in a computer-generated animation. / Washington, DC, USA
Stock Footage0:15
Getty Images

Medium static - A Tyrannosaurus rex feeds on a Triceratops in a computer-generated animation. / Denver, Colorado, USA

Pre-K - Higher Ed
Medium static - A Tyrannosaurus rex feeds on a Triceratops in a computer-generated animation. / Denver, Colorado, USA
Stock Footage0:16
Getty Images

Medium Long Shot tracking-right - A saber-tooth tiger runs through the grass. / Dallas, Texas, USA

Pre-K - Higher Ed
Medium Long Shot tracking-right - A saber-tooth tiger runs through the grass. / Dallas, Texas, USA