Cornish choughs abound, and breed on Beachy Head, and on all the cliffs of the Sussex coast.
"The Natural History of Selborne, Vol. 1" by Gilbert White
The Cornish chough among birds, and among plants the Cornish heath, are, as the names show, indigenous here.
"With the World's Great Travellers, Volume 3" by Various
Jacky was a Cornish chough, coal-black in plumage, with brilliant orange-tinted beak.
"The Tree of Knowledge" by Mrs. Baillie Reynolds