Garden Q&A: Crows keep digging up our lawn. What can we do?

Whether you're a gardening beginner or expert, Irish Examiner columnist Peter Dowdall has the answer to your questions 

Crows and larger birds will dig for leatherjackets in the lawn if they know that they are in the soil. File picture

Question

Crows go mad digging and ruining our lawn, seemingly for leatherjackets leaving deep holes in the lawn.