The CompassIt’s a Bird’s WorldEpisodes Episode guide

Back up to: The Compass

1. It's a Bird's World: Noise pollution

   How noise pollution impacts on birds' ability to learn to sing
2. It’s a Bird's World: Viruses and infection

   How water birds, poultry, jays and sage grouse have alerted us to the spread of diseases
3. It's a Bird's World: Toxic substances

   How the deaths of birds have alerted the world to serious environmental problems
4. It’s a Bird’s World: Climate change

   From seabirds to emperor penguins in Antarctica, climate change impacts all birds