New Zealand is turning to artificial intelligence to find new ways to protect incredibly rare species of birds that were once thought to be extinct. The country's bird population was decimated when ...

From extinction to rebirth, here’s a breakdown of how the takahē — one of Earth’s rarest birds — came back from an evolutionary death sentence. The takahē (Porphyrio hochstetteri) is a large, ...

In a new study, wild regent honeyeaters became vocal tutors, teaching their disappearing song to birds in a captive breeding program. By Emily Anthes Regent honeyeaters were once abundant in the ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...