Sydney Harbour isn’t just pretty to look at—it’s home to more species of fish than you’d find along the entire coast of the United Kingdom. We go under the sea to learn more about our iconic harbour’s marine life and meet researchers who are working to increase its biodiversity.

Who you gonna call when a swarm of bees make themselves at home on a motorbike parked in the city centre? And just how do you go about getting yourself some backyard chickens? We meet a couple of creatures bringing the farm to the city.