++++ ACTS OF THE INSTITUTIONS - DIRECTIVES - IMPLEMENTATION BY THE MEMBER STATES - TRANSPOSITION OF A DIRECTIVE WITHOUT LEGISLATIVE ACTION - CONDITIONS - EXISTENCE OF A GENERAL LEGAL CONTEXT ENSURING THE FULL APPLICATION OF THE DIRECTIVE ( EEC TREATY, ART . 189, THIRD PARAGRAPH ) ENVIRONMENT - CONSERVATION OF WILD BIRDS - MANAGEMENT OF A COMMON HERITAGE - DIRECTIVE 79/409/EEC - NECESSITY FOR FAITHFUL TRANSPOSITION BY THE MEMBER STATES ( COUNCIL DIRECTIVE 79/409/EEC )