On September 30, 1996, the Gibraltar Post issued the official first day cover as local WWF cover in conjunction with the issuance of the WWF stamp series featured Milvus milvus ( Red Kite ). This local WWF cover depicted flight bird and have a specific post marked and logo of WWF inside.
The Red Kite (Milvus milvus) is a medium-large bird of prey in the family Accipitridae .The species is currently endemic to the Western Palearctic region in Europe and northwest Africa.It is a rare species which is resident in the milder parts of its range in western Europe and northwest Africa.