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For questions about the long-term change of a specific species, type of creature, or trait, usually through the process of natural selection and reproduction. Ideal questions focus on traits, not entire creatures. Consider also [creature-design].

1 vote

How could the earth produce more oxygen?

More photosynthesis is the logical answer. The oxygen in Earth's atmosphere is the result of photosynthesis. So if plants could photosynthesize more then you would get more oxygen. You could also howe …
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1 vote

How many years would it take for a single tribe of about 10,000 related humans to become gen...

200,000 years is roughly 40 times all or recorded history. No single nation has survived this long, so there is absolutely no reason to believe these people would have a unified nation. Actually given …
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3 votes

Plant based faeries

For the reasons explained in other answers, having these intelligent gametophytes doesn't make sense in evolution. …
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2 votes

Teeth and mouth evolution in a species that only drinks fluids?

They would probably not have teeth, unless they evolved from an animal that had teeth, and the teeth were used in self defense or for some other purpose not linked to eating, such as digging to find a …
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