So the Permian extinction was a way to substantially increase the percentage of nascent endotherms, making sure they weren't outcompeted and eliminated from the gene pool.

De forma que la extinción del Pérmico fue una forma de incrementar sustancialmente el porcentaje de endotermos nacientes, asegurándose de que no eran superados y eliminados del acervo genético.

Sawyer, Robert / Calculating GodSawyer, Robert / El calculo de Dios

El calculo de Dios

Sawyer, Robert

© 2002 by Ediciones B, S.A.

© 2000 by Robert Sawyer

Calculating God

Sawyer, Robert

© 2000 by Robert Sawyer

They are a harmless lot - overly - sheltered, reticent, destined for extinction." He took a step backward as if retreating from his own prediction.

Son una gente inerme... superprotegidos, reticentes, destinados a la extinción -dio un paso atrás, como retirándose de su propia predicción.

Kellerman, Jonathan / When The Bough BreaksKellerman, Jonathan / La Rama Rota

La Rama Rota

Kellerman, Jonathan

When The Bough Breaks

Kellerman, Jonathan

© 1985 by Jonathan Kellerman

Their year is a little shorter than yours, but if you express the dates of the extinctions in Earth years, they also occurred at approximately 440, 365, 225, 210, and 65 million years ago.

Su año es ligeramente más corto que el suyo, pero si expresamos las extinciones en años terrestres, también se produjeron aproximadamente hace 440, 365, 225, 210 y 65 millones de años.

Sawyer, Robert / Calculating GodSawyer, Robert / El calculo de Dios

El calculo de Dios

Sawyer, Robert

© 2002 by Ediciones B, S.A.

© 2000 by Robert Sawyer

Calculating God

Sawyer, Robert

© 2000 by Robert Sawyer