The Trust helps to manage Alderney's two nature reserves at Longis and Vau du Saou.
Trees are rather scarce, as many were cut down in the 17th century to fuel the lighthouses on Alderney and the Casquets.
In August 2005, the west coast of Alderney and associated islands, including Burhou and Ortac, were designated as Ramsar wetlands of international importance.
All the hedgehogs were eaten by hungary prisoners during the German occupation in World War II.
Following the war four were re-introduced to control garden pests, one of which had pale pigmentation, which has give rise to one-in-four of the population being 'blonde'.