All British birds, their nests and eggs (with certain limited exceptions) are protected by law under Section 1 of the Wildlife and Countryside Act 1981 (as amended).
Gall coed ynn aeddfed ag ynddynt dyllau a holltau gynnal ystlumod ac adar nythu ac efallai bathewod, sydd oll yn cael eu gwarchod gan y gyfraith.