Iron Curtain kept out alien birds
The Iron Curtain that divided Europe for 46 years left an indelible imprint on the continent's wildlife.
The isolation of Eastern Europe meant that far fewer alien bird species colonised it, scientists have found.
Restrictions on the movement of people and trade into Eastern bloc countries prevented the birds entering.
While westerners imported exotic birds such as parrots and weavers, people in Eastern Europe introduced just a few game birds that were good for hunting.
The discovery is published in the journal Biological Conservation.
Read entire article at BBC
The isolation of Eastern Europe meant that far fewer alien bird species colonised it, scientists have found.
Restrictions on the movement of people and trade into Eastern bloc countries prevented the birds entering.
While westerners imported exotic birds such as parrots and weavers, people in Eastern Europe introduced just a few game birds that were good for hunting.
The discovery is published in the journal Biological Conservation.