Probably E.V.O. Search for Eden on snes, its funny, you start as a fish and evolve your own way till the age of mamalsYou can even become a monkey using some mix of evolves ...
(think you need bunny legs, cat jaws well huh some very weak jaws and i also think you need some tail but heh becomin a monkey/human isnt really a good idea seriously its expensive in evo points and weak as you cant heal without spending ALOT of evo point ...)
(Theres are 2 chapters for mamals so dont think its the end when your at the end of the first mamals chapter)


You can even become a monkey using some mix of evolves ...
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