1. the occurrence of related species in geographically separate areas
Usage: biology

Examples

• The two bird species evolved through allopatry when a mountain range divided their original habitat.
• Allopatry is a key mechanism in speciation according to evolutionary biology.
• The islands provided perfect conditions for allopatry among the finch populations.
• Scientists studied the role of allopatry in the development of distinct butterfly subspecies.
• Geographic barriers often lead to allopatry between closely related organisms.
• The concept of allopatry helps explain biodiversity patterns across continents.