樱桃视频

May 2, 2016

Tyrannosaur skeleton shows signs of combat, cannibalism

The fierce, unforgiving time period that was the dinosaur age just got a lot more ferocious. According to new research, a skull of a Daspletosaurus (a genus of tyrannosaur which means 鈥渇rightful lizard鈥�) displays gruesome injuries inflicted during its lifetime, seemingly caused by another of its species.

May 2, 2016

Dinos died here: Getting to the core of asteroid impact mystery

The catastrophic asteroid crash blamed for the demise of the dinosaurs also left a gaping scar in the Earth.

May 2, 2016

Tyrannosaur skull bears scars of fierce dino battle

Some 75 million years ago, a towering tyrannosaur may have lit into one of its own species, ripping into its skull and leaving behind jagged scars and deep punctures that have only recently seen the light of day

May 2, 2016

Toxic oceans played a huge part in prehistoric mass extinction

An oxygen-depleted ocean played a huge role in the prehistoric mass-extinction that occurred at the end of the Triassic Period, new research revealed.

May 2, 2016

'Extinct' no longer? Brontosaurus may make a comeback

The Brontosaurus is back. Or at least it should be, according to a new analysis of the long-necked dinosaur family tree.

May 2, 2016

Car-size salamander with toilet-seat head ruled ancient rivers

A small-car-size "super salamander" with a toilet-seat-shaped head may have perished some 220 million to 230 million years ago alongside hundreds of its kin when its lake home dried up, researchers say

May 2, 2016

9-foot 'butcher crocodile' likely ruled before dinosaurs

A 9-foot-tall beast with bladelike teeth once stalked the warm and wet environs of what is now North Carolina some 230 million years ago, before dinosaurs came onto the scene there, scientists have found

May 2, 2016

Prehistoric 'sea monster' had more legs than thought

A 480-million-year-old fossil is giving paleontologists new insights into a sea monsterlike creature called an anomalocaridid, which is an ancestor of modern-day arthropods such as lobsters and scorpions, a new study finds

May 2, 2016

Dino Down Under sported claws the size of kitchen knives

The largest meat-eating dinosaur ever discovered in Australia had sickle-shaped claws the size of chef's knives, a daunting feature that likely made up for its fairly delicate jaws and small teeth, a new study finds

May 2, 2016

How armored dinosaur got its bone-bashing tail

Armored, squat, and built like a tank, ankylosaurs were a type of dinosaur known for their bony, protective exterior and distinct, sledgehammer-shaped tails.