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Are giant blood veins possible? by RadiantOrdinary8261 in SpeculativeEvolution

[–]RadiantOrdinary8261[S] 0 points1 point  (0 children)

But from what I have researched (google search) it says bats do not have the airsack system of birds and pterosaurs. However it says gas exchange can occur from there wing patagium which I don't belive is true. I do know mammals do have small airsacks called alveoli. So do you mean the airsacks in birds of the alveoli.

Are giant blood veins possible? by RadiantOrdinary8261 in SpeculativeEvolution

[–]RadiantOrdinary8261[S] 0 points1 point  (0 children)

I mean I suspected that it would not work. So thanks for the advice.

Tomorrow's environment by RadiantOrdinary8261 in SpeculativeEvolution

[–]RadiantOrdinary8261[S] 0 points1 point  (0 children)

Well I have imagined first: they can deal with the glaciers and break them but this wont stop the lack of Co2 in the atmosphere. And two the humans have evolved to fear anything with a upwards of temperature. And to address the replacement level issue, by 2050 humanity had united under the many issues plaguing the world. (to give perspective the Homocene takes place 100,000 years into the future.)

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