Question

Приведите пример аллопатрического видообразовиния

Answer 1

Хлопчатник 
амфиподы и бычки озера Байкал

Answer 2

Allopatric Speciation

Allopatric speciation is a type of speciation that occurs when a population is divided into geographically isolated subpopulations, leading to the evolution of reproductive barriers between the two groups. This isolation prevents gene flow between the populations, eventually leading to the formation of distinct species.

An example of allopatric speciation can be observed in the case of the Galápagos finches. These finches are a classic example of allopatric speciation, as they are believed to have evolved from a common ancestor that arrived on the Galápagos Islands and then diversified into different species due to geographical isolation and adaptation to different ecological niches.

The finches' beak morphology and feeding habits are believed to have diverged as a result of natural selection in response to different food sources available on the various islands. This divergence in beak morphology and feeding habits contributed to the formation of distinct species of finches, illustrating the process of allopatric speciation.

In this example, the geographical isolation of the finch populations on different islands led to the evolution of reproductive barriers and the eventual formation of distinct species, demonstrating the concept of allopatric speciation.

If you have any further questions or need more examples, feel free to ask!