The Books Insiderindependent audiobook data
When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance by Riley Black

When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance: Audiobook

According to The Books Insider's catalog data, the When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance audiobook runs 9.6 hours unabridged, narrated by Wren Mack (about 6.4 hours at 1.5× playback speed).

9.6listening hrs
Animals & Nature (Non-Fiction)store shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 9.6 hours of listening.

Days to finish When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance at common listening paces
Your paceYou'll finish in
30 min / day20 days
1 hour / day10 days
2 hours / day5 days
1 hour / day at 1.5×7 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 9.6 hours, it runs longer than 73% of the 4,073 Animals & Nature (Non-Fiction) audiobooks in our catalog.

Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.

About this listen

When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance is an audiobook by Riley Black: a 9.6-hour unabridged recording, read by Wren Mack, released February 25, 2025, on the Animals & Nature (Non-Fiction) shelf.

The listen at a glance

Length
9.6 hrs
Narrated by
Wren Mack
Released
February 25, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Animals & Nature (Non-Fiction)
ISBN
9781250354211

How to listen to When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance free

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Questions listeners ask

How long is the When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance audiobook?

When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance runs 9.6 hours unabridged. At 1.5× speed that drops to roughly 6.4 hours.

Is the When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance?

When the Earth Was Green: Plants, Animals, and Evolution's Greatest Romance is narrated by Wren Mack.