/r/SpeculativeEvolution

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Only show posts with narrations

Metallic: bigger machines

20 upvotes • ILovesponges2025

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[ Porpoise World / Terra Phocena part 6] Leptodentidae - venomous cetaceans

19 upvotes • Mr_White_Migal0don

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Alligator of the Miocene American Midwest by JasseWorld

19 upvotes • Jbolbotowski1995

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My fictional planet named Aqualis, the species that have evolved in the last 75~ million years of life being around, and some world building about the planet.

19 upvotes • External_Bobcat_2335

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I am going to start a project

18 upvotes • ProfessorDesigner833

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Chordeva (The Swinging Terror of Bengal)

18 upvotes • Ultimate_Bruh_Lizard

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New CoS creature has been edited

18 upvotes • the_blue_jay_raptor

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What sort of life could evolve here in your opinion? I found it in the Space Engine program, it orbits a very dim brown dwarf and has seas composed mainly of nitrogen (very cold planet)... Scroll pictures to see more info.

17 upvotes • coal2000

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When did the first spiders evolve?

17 upvotes • ILovesponges2025

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How would a cold blooded mammal utilise fur from their warm blooded ancestor?

15 upvotes • Finkinboutit

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Metallic: bigger machines	20	ILovesponges2025
[ Porpoise World / Terra Phocena part 6] Leptodentidae - venomous cetaceans	19	Mr_White_Migal0don
Alligator of the Miocene American Midwest by JasseWorld	19	Jbolbotowski1995
My fictional planet named Aqualis, the species that have evolved in the last 75~ million years of life being around, and some world building about the planet.	19	External_Bobcat_2335
I am going to start a project	18	ProfessorDesigner833
Chordeva (The Swinging Terror of Bengal)	18	Ultimate_Bruh_Lizard
New CoS creature has been edited	18	the_blue_jay_raptor
What sort of life could evolve here in your opinion? I found it in the Space Engine program, it orbits a very dim brown dwarf and has seas composed mainly of nitrogen (very cold planet)... Scroll pictures to see more info.	17	coal2000
When did the first spiders evolve?	17	ILovesponges2025
How would a cold blooded mammal utilise fur from their warm blooded ancestor?	15	Finkinboutit