Brown rats
Saturday, December 6th, 2008The most common pet rat is a descendant of the brown rat (Rattus Norvegicus), which spread over to Britain from Asia via the shipping traffic in the 18th century, largely replacing the black rat (Rattus rattus). Rats have lived close to human habitation for centuries, long before the beginning of recorded history. They were originally [...]
0 comments admin | A to Z Animals, Animals, pet |