speciation

/ˌspiːʃiˈeɪʃən/
noun
  1. The evolutionary process by which new biological species arise.
    • Speciation often occurs when a group of animals becomes separated by a mountain range.
    • The study of speciation helps us understand the diversity of life on Earth.
    • Darwin's finches are a classic example of rapid speciation.
Antonyms
What does "speciation" mean? | whatsthatwordmean | whatsthatwordmean