Read an article about pigeon contraceptive being fed to the street pickers in Spain and how it has reduced the amount of birds roaming the streets of Valencia, Alicante and Barcelona yet no birds are being culled,yet the numbers have dropped from thousands,to a few hundred,the birds are being fed by council officials with feed covered with,Ornitrol which is obtained prescription free,in Spain,now no birds are dying taking this contraceptive,can you not wonder if this was put in the food chain through pigeons,what would happen to other birds in the food chain,if they were to eat the pigeons? just a thought. The Article is in The New York Post.