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the claim

Non-avian dinosaurs existed on Earth

the verdict

SUPPORTED

the evidence backs this

Recorded sources

11 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that non-avian dinosaurs existed on Earth?

Yes. The existence of non-avian dinosaurs on Earth is a well-established scientific fact confirmed by the extensive fossil record.

Verdict: SUPPORTED · 11 sources for, 0 against · Last checked 5 Aug 2026

How claims like this are judged

Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.

Evidence for · 11

Wikipedia: Dinosaur

Reference article covering this claim directly

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Wikipedia: Dinosaur. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Dinosaur

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More for · 10

Wikipedia: Human–dinosaur coexistence

Reference article covering this claim directly

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Wikipedia: Human–dinosaur coexistence. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Human%E2%80%93dinosaur_coexistence

Enslow: Feathered dinosaurs : the origin of birds

2002

Discusses dinosaurs and the history of life on Earth.

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Thom, H. (2002). Enslow: Feathered dinosaurs : the origin of birds. Enslow. https://archive.org/details/feathereddinosau0000holm

Independently Published: Awesome Dinosaurs: An Illustrated and Informative Guide

2018

Notes that large dinosaurs began their rule on Earth.

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Owen, G. (2018). Independently Published: Awesome Dinosaurs: An Illustrated and Informative Guide. Independently Published. https://archive.org/details/awesomedinosaurs0000geor

Visible Ink Press: The handy dinosaur answer book

2010

States dinosaurs were the dominant species on Earth.

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L, B. P. (2010). Visible Ink Press: The handy dinosaur answer book. Visible Ink Press. https://archive.org/details/handydinosaurans0000barn

2 recorded entries grouped as this source

Additional records of the same source are shown below. They are not counted as additional sources.

Visible Ink Press: The handy dinosaur answer book

2010

States dinosaurs were the dominant species on Earth.

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L, B. P. (2010). Visible Ink Press: The handy dinosaur answer book. Visible Ink Press. https://archive.org/details/handydinosaurans0000barn_2

St. Martin's Press: The Scientific American book of dinosaurs

2000

Notes non-avian dinosaurs existed on Earth.

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St. Martin's Press: The Scientific American book of dinosaurs. (2000). St. Martin's Press. https://archive.org/details/scientificameric0000unse_z5s3

Indiana University Press: The complete dinosaur

2011

References the million years that dinosaurs existed on Earth.

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1950-, B. M. K., 1965-, H. T. R., & Orville, F. J. (2011). Indiana University Press: The complete dinosaur. Indiana University Press. https://archive.org/details/isbn_9780253333490

Wikisource: 1911 Encyclopædia Britannica/Jurassic

Discusses the presence of dinosaurs in the geological record.

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Wikisource: 1911 Encyclopædia Britannica/Jurassic. (n.d.). Wikisource. https://en.wikisource.org/wiki/1911_Encyclopædia_Britannica/Jurassic

Wikisource: Creation by Evolution/Connecting and Missing Links in the Ascent to Man

Describes dinosaur-like forms.

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Wikisource: Creation by Evolution/Connecting and Missing Links in the Ascent to Man. (n.d.). Wikisource. https://en.wikisource.org/wiki/Creation_by_Evolution/Connecting_and_Missing_Links_in_the_Ascent_to_Man

OpenAIRE: Reconstruction of the putative Saurian karyotype and the hypothetical chromosome rearrangements that occurred along the Dinosuar lineage

2015

Notes dinosaurs dominated the terrestrial environment of Earth.

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OpenAIRE: Reconstruction of the putative Saurian karyotype and the hypothetical chromosome rearrangements that occurred along the Dinosuar lineage. (2015). OpenAIRE. https://explore.openaire.eu/

OpenAIRE: A Plant's Guide to Surviving the Chicxulub Impact

2014

Mentions non-avian dinosaurs driven extinct by the Chicxulub impact.

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OpenAIRE: A Plant's Guide to Surviving the Chicxulub Impact. (2014). OpenAIRE. https://doi.org/10.1371/journal.pbio.1001948

Related receipts

Is it true that Hominids and non-avian dinosaurs coexisted? REFUTED related question, same topic
Is it true that an asteroid impact about 66 million years ago caused the extinction of the non-avian dinosaurs? SUPPORTED related question, same topic
Is it true that jellyfish have existed for over 500 million years, long before dinosaurs appeared? SUPPORTED related question, same topic
Is it true that dinosaurs still exist? SUPPORTED related question, same topic

Receipt History

first checked05 Aug 2026

judged → SUPPORTED · 7505 Aug 2026

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