Estudio indica que la temperatura corporal del Tyrannosaurus rex se asemeja a la de los elefantes modernos

Estudio indica que la temperatura corporal del Tyrannosaurus rex se asemeja a la de los elefantes modernos

Investigadores de la Universidad de California en Los Ángeles y del Museo de Historia Natural de Los Ángeles informaron que el análisis de dientes fosilizados de T. rex reveló una temperatura corporal promedio de aproximadamente 36 °C (≈ 97 °F), comparable a la de humanos modernos y elefantes. Informes anteriores publicados en Ars Technica describieron que la termometría de isótopos agrupados aplicada a tres dientes produjo una estimación similar, superior a la de los cocodrilos actuales.

Un artículo de Yahoo destacó que estos hallazgos respaldan la idea de que el T. rex era un depredador de sangre caliente.

Actores

Robert Eagle Aradhna Tripati Thomas Holtz Jr. University of California, Los Angeles Natural History Museum of Los Angeles County Science Advances

Ubicaciones

Natural History Museum of Los Angeles County University of California, Los Angeles (UCLA) Alaska, United States Mexico North America

Artículos

20 de septiembre de 2026
1 en total
T. rex teeth indicate it ran as warm as an elephant
T. rex teeth indicate it ran as warm as an elephant

Ars Technica • 20 de sep 09:00

Researchers used clumped isotope thermometry on three T. rex teeth and found an average body temperature of about 36 °C, comparable to large mammals and higher than contemporary crocodilians, indicating a likely endothermic physiology.

Credibilidad 78% Manip. 8% Centro
18 de septiembre de 2026
1 en total
Humans Have Something in Common With T. Rex
Humans Have Something in Common With T. Rex

Newser • 18 de sep 17:34

Analysis of fossilized teeth suggests the extinct predator maintained an average body temperature near 97 degrees Fahrenheit, comparable to modern humans and elephants.

Credibilidad 73% Manip. 8% Centro
17 de septiembre de 2026
2 en total
The T. rex had a body temperature similar humans, study finds
The T. rex had a body temperature similar humans, study finds

New York Post • 17 de sep 20:07

Analysis of enamel from three T. rex teeth suggests the predator maintained an average core temperature of about 97 degrees Fahrenheit, comparable to modern mammals.

Credibilidad 78% Manip. 8% Centro
Scientists Discover T. Rex Blood Was As Hot As Human Blood, Suggesting They Were Fast-Running Predators
Scientists Discover T. Rex Blood Was As Hot As Human Blood, Suggesting They Were Fast-Running Predators

Yahoo • 17 de sep 16:46

Using refined isotope analysis of tooth enamel, researchers determined that T. rex likely maintained a body temperature similar to modern mammals, supporting the view that it was a warm-blooded, active predator.

Credibilidad 72% Manip. 32% Centro
16 de septiembre de 2026
2 en total
Fossil tooth analysis confirms Tyrannosaurus rex was warm-blooded
Fossil tooth analysis confirms Tyrannosaurus rex was warm-blooded

KSL News • 16 de sep 23:50

Analysis of fossil tooth enamel suggests the late Cretaceous predator maintained a body temperature similar to modern humans, supporting the view that it was endothermic.

Credibilidad 72% Manip. 8% Centro
Tooth analysis confirms T. rex was warm-blooded
Tooth analysis confirms T. rex was warm-blooded

CNN • 16 de sep 18:48

Analysis of fossil teeth suggests the iconic predator maintained a body temperature similar to modern warm-blooded animals, supporting the view that it was an active, endothermic species.

Credibilidad 78% Manip. 8% Centro