>>4466128
>I don't see a similar thing happening in modern day earth, on a cooling planet
Ice ages are no big deal in the southern hemisphere
>with the Sun's time running out
It still has countless billions of years left. Life on Earth has a long way to go and by the time the sun stops supporting it it will be completely different and unrecognizable
>and with the lungfish being greatly diminished in biodiversity
They don't need much speciation to achieve new amphibious adaptations, they're pretty much already there

Back | Go to board

Board:

/an/

Thread:

Can evolution happen more than once?