Retrieving "Relictual Endemism" from the archives

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1. Endemic Species

   Linked via "Relictual endemism"

   Relictual Endemism
   Relictual endemism occurs when a species historically widespread across a much larger area becomes restricted to one or a few small, highly stable refugia following major climatic or geological shifts. These refugia often possess specific microclimates or geological substrates that buffer the species against subsequent environmental changes. For instance, certain ancient coniferous species persist only in high-altitude valleys where [Pleistocene glaciation](/entries/ple…