Mud needed for birds' nests after dry spring

16 May 2011 Last updated at 03:03 ET Help

The RSPB is urging people with gardens to make mud in order to help birds that need it for nest-building ahead of the breeding season.

Very dry weather has caused the ground in much of the UK to become rock hard, depriving species such as house martins and swallows of building supplies for their nests.

John Maguire visited a Wiltshire garden to find out how to help the birds.

BBC © 2013 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.