in the south, where the geese live, marques cornetti says this isn't a one-size-fits-all. >> i don'tuld work. >> reporter: but here in the countryside, these birds of a feather continue to waddle and watch. just don't get them riled up. manuel bojorquez, sao pedro de canta, brazil. >>> while we're on the topic of animals, an endangered bird is helping bring a ray of peace and understanding in the middle east. >> reporter: soaring through the sky, these birds know no boundaries. when they migrate, barn owls fly across conflict zones in the middle east. their journey bringing a bit of unity to a divided region. israeli and arab scientists have joined forces to protect the predators from losing their habitat. they've built thousands of tiny homes for the birds in israel, jordan, and palestinian territories. the owls can clear entire crop fields of rodents, reducing the need for harmful pesticides, helping not just the environment, but people too. this project, a rare example of co-existence. working to bridge divides, one bird at a time. john paul gonzo, cbs news. >>> there is a lot mor