The Tweed viaduct crossing the River Tweed is an area of special conservation under EU regulations, due to the presence of protected species.
Brook Lampreys and Atlantic salmon can be seen in this stretch of the river, and protected flowers and plants grow on the banks.
Network Rail are working with Environmental Groups, such as SEPA, to make sure they disturb wildlife as little as possible while building the Waverley line.
More top news
Thousands of people cross the border to visit their doctor. Patients on both sides are worried about the possible effects of a “yes” vote.
It's important to recognise the symptoms of meningitis and septicaemia and to act quickly if you suspect someone is at risk.
While speculation over the identity of the blues new manager continues, Tony Caig hints that the they could be close to an appointment.