The process is called: speciation. Basically it's when two subpopulations become reproductively isolated from one another and diverge genetically, morphologically and behaviourally.
The general term for the formation of a new species is speciation.
Yes, geographic barriers guarantee the formation of new species.
macroevolution
The formation of a new species
macroevolution
The phenomenon is called speciation.
the formation of species
Reproductive variation.
DNA
speciation
reproductive isolation
Reproductive isolation