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What Killed The Dinosaurs? - University of California Museum of ...

www.ucmp.berkeley.edu/diapsids/extinctheory.html

Two main camps exist in paleontology today, each having a different view of what killed the dinosaurs and other organisms at the K-T boundary. Controversy ...

What Killed the Dinosaurs Was More Devastating Than an Asteroid

gizmodo.com/what-killed-the-dinosaurs-was-more-devastating-than-an-1733831989

Oct 1, 2015 ... For nearly 40 years, paleontologists have argued over what really killed the dinosaurs. Was it an massive asteroid impact, or a spate of volcanic ...

What Killed Dinosaurs: New Ideas About the Wipeout

news.nationalgeographic.com/news/2013/13/130212--chicxulub-asteroid-dinosaurs-volcano-mass-extinction-environment-science/

Feb 11, 2013 ... New insights about the asteroid thought to have killed off the dinosaurs suggest it may have just been the final blow, and that the reptiles were ...

Evolution: Extinction: Dinosaurs - PBS

www.pbs.org/wgbh/evolution/extinction/dinosaurs/

the dinosaurs demise and how long the process may. have taken. Evidence ... to what killed the dinosaurs, scientists have looked beyond fossils. Geological ...

www.ask.com/youtube?q=What Killed the Dinosaurs?&v=1iNcRJGzzxs
Aug 16, 2014 ... What wiped out the dinosaurs? Most of us were taught it was a killer asteroid -- which is true. But it turns out there was more than one disaster ...

What really killed the dinosaurs? | MIT News

news.mit.edu/2014/volcanic-eruption-dinosaur-extinction-1211

Dec 11, 2014 ... Prior to 1980, the exact cause of dinosaurs' demise was unknown; one hypothesis proposed that they were killed off by massive volcanic ...

What Really Killed the Dinosaurs? - Slate

www.slate.com/blogs/bad_astronomy/2015/10/12/asteroids_and_volcanoes_both_may_have_caused_the_dinosaurs_extinction.html

Oct 12, 2015 ... When I was a kid, one of the all-time biggest mysteries in science could be summed up simply: What killed the dinosaurs 65-or-so million years ...

What Killed The Dinosaurs? Bad Luck, Study Suggests | TIME

time.com/3048738/dinosaurs-asteroid-killed-extinction/

Jul 29, 2014 ... A newly-released paleontology report suggests the dinosaurs were made ... last piece of bad fortune in a run of poor luck that killed the species.

Ask HISTORY: What Killed the Dinosaurs? Video - Dinosaurs ...

www.history.com/topics/dinosaurs-an-introduction/videos/ask-history-what-killed-the-dinosaurs

Get the full story behind the extinction of the mammoth species that once roamed the earth.

Why Did the Dinosaurs Die Out? - Facts & Summary - HISTORY.com

www.history.com/topics/why-did-the-dinosaurs-die-out

Ask HISTORY: What Killed the Dinosaurs? ... Dinosaurs roamed the earth for 160 million years until their sudden demise some 65.5 million years ago, in an ...

Answers
Most scientists believe that the extinction of non-avian dinosaurs occurred due to a catastrophic asteriod impact called the Cretaceous-Tertiary extinction event.
Based on fossil evidence, modern day birds evolved from dinosaurs that were not killed as a result of the Cretaceous-Tertiary extinction event.