Which of the following takes place in animals only?

مندرجہ ذیل میں سے کون صرف جانوروں میں ہوتا ہے؟

Ethological isolation

Mechanical isolation

Sectional isolation

None of these

Explanation

Ethological isolation (also called behavioral isolation) occurs only in animals due to differences in mating behaviors, such as courtship rituals.

Mechanical isolation can occur in both animals and plants due to structural differences preventing mating or pollination.