WESTON-SUPER-MARE (Reuters) - A rapid rise in biofuels production in Europe poses a potential threat to some wild birds, Mark Avery, director of conservation for the Royal Society for the Protection of Birds, said on Thursday. Avery noted that the crops used for biofuels production could be grown on land currently designated as "set aside" which had proved an excellent habitat for wild birds. The European Union, faced with growing surpluses of agricultural commodities, took some land out of production, a move that was "very positive for wildlife," Avery noted. "It does worry us a bit (that the land may...