When humans hit pause in the early days of the pandemic, Nature took a breath. This ambitious and provocative documentary follows scientists as they explore unique and unexpected research opportunities presented by the Covid lockdown. Canadian scientists discover that wolves responded to the pandemic in unexpected ways. Around the world, atmospheric chemists make a remarkable discovery that could change how we regulate air pollution in the planet’s mega-cities. In the UK, an animal acoustician reveals how male blackbirds added a more aggressive note to their repertoire when they could hear their rivals without the roar of traffic and airplanes. On a Florida beach, marine biologists log a significant increase in numbers of nesting turtles. And a biologist tracks hedgehogs during and after lockdown to help save one of Britain’s most beloved creatures from local extinction. Lockdown showed that Nature can rebound, and we can shift our behavior when we absolutely must.