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Well, humanity(that is the Homo genus) has existed for around 2 million years, that is plenty of time for the small changes, but maybe you want something bigger. The best way of doing this is to have …

Not only can rapid diet evolution happen it already has, In only a few short decades Italian Wall Lizards changed their diet from a carnivorous diet into that of a herbivore, now I know that this example …

It would not have a dark/light side. You are describing the planet Gliese 581 c The Planet to is tidally locked, but there is hope for life on such a planet. While the ''day'' side would always be bu …

In this question someone suggested that the classic 'elf' ear could evolve for the same use as whiskers. How (un)realistic is this idea. Lets assume that the humanoid species that evolved these ears e …

This question has no background information here. I just want to know if there are any evolutionary advantages for a species to have 4 ears?(The kind a mammal has).

I came up with three simple solutions that may help you here; As the world is so dim it is possible that eyesight works similar to solar panels. The creatures that live there might be nocturnal, …

Technically Yes If we loosen the definition of 'plant' to a creature that uses photosynthesis and has chlorophyll, then multicellular creature that, before becoming what we consider plants may evolv …

Despite strong hopes, this is unrealistic as human evolution has been occurring for a measly two million years. But surely there are ways humans could evolve sooner. … Without messing with pre-primate evolution, when is the earliest humans could evolve in the prehistoric time scale? What if we mess around with evolution before primates? …

No, it is not possible. Not even remotely. At least not with Earth mammalian biology being what it is. Bones can only get so big. But hey, we had some pretty tall dinosaurs walking around, so why not …

Yes but with a big ol' asterisk You are correct in saying that a computer and a brain are both complex, in fact some could argue a brain is much more complex than a computer. So following simple prob …

Basically, tardigrades are the apex of survival based evolution. But can we make them sapient? …

It seems far fetched but evolution has given us some odd creatures, If this creature could exist what would be its evolutionary be like, and If it couldn't evolve why not? …

Is it possible that a complex humanoid creature to somehow still use Mitosis as a method for reproduction, and if so, what would it look like?

In my world I am working on, the species is similar to humans in almost every way except for the following thing things: They a much more slender They have very light hair colors such as blond and …

In many famous alien species you see that the iris is so large that it almost appears that it replaces the sclera. What evolutionary history would support the irises growing to that size. The only tw …