The Washington area isn't just a popular destination for human immigrants. All sorts of animals -- such as Canada geese -- find their way here, too. And when these animals refuse to migrate back home, they can wreak havoc on an ecosystem. Environment reporter Sabri Ben-Achour finds out why Canada geese like to settle in our region, and what people are doing about it.
[Music: "Lullaby of Birdland" by Esquivel from Cabaret Manana]