That's Bizarre: An ornithologist has set up a dating agency. for parrots.Rita Ohnhauser - who currently has 150 of the birds on her books - says she' s brought thousands of lonely parrots together in Berlin.She revealed: "Birds experience love at first sight just like humans. But others make a really careful choice before entering a relationship. It can take up to three months."Ohnhauser says the feathered friends she helps find love will never be alone again because the birds mate for life.