At Earth's extremes, animals are reacting in surprising ways. Animal homes are changing around them at superspeed. Follow remarkable stories of resilience and hope. From humpback whales to tiny butterflies to ingenious savanna chimpanzees.

At Earth's extremes, animals are reacting in surprising ways. Animal homes are changing around them at superspeed. Follow remarkable stories of resilience and hope. From humpback whales to tiny butterflies to ingenious savanna chimpanzees.

Islands are like miniature simplified Earths, where evolution is playing out at superspeed right before our eyes. Journey from the Galapagos to the edge of Antarctica to seek out animals responding to our changing planet in extraordinary ways.

Islands are like miniature simplified Earths, where evolution is playing out at superspeed right before our eyes. Journey from the Galapagos to the edge of Antarctica to seek out animals responding to our changing planet in extraordinary ways.

Travel to the hottest and driest extremes to see animals go to extraordinary lengths to survive. From the Sahara Desert to Australia, animals provide new clues about our changing planet and what it will mean for the future of our heating world.

Travel to the hottest and driest extremes to see animals go to extraordinary lengths to survive. From the Sahara Desert to Australia, animals provide new clues about our changing planet and what it will mean for the future of our heating world.

At the planet's frozen extremes, shifts in animal movement and behavior reveal vital information about our future world. Examine polar bears in the Arctic, penguins in Antarctica and other animals wandering on icy islands.

At the planet's frozen extremes, shifts in animal movement and behavior reveal vital information about our future world. Examine polar bears in the Arctic, penguins in Antarctica and other animals wandering on icy islands.

Grasslands are one of the planet's most important, yet most overlooked habitats. Follow scientists as they discover animal species with the power to transform and restore our grasslands, turning them into carbon sinks that could slow climate change.

Grasslands are one of the planet's most important, yet most overlooked habitats. Follow scientists as they discover animal species with the power to transform and restore our grasslands, turning them into carbon sinks that could slow climate change.