A pair of penguins huddle together on the vast Antarctic tundra and prepare to make a crucial exchange. Mother penguin lowers her feet to reveal an egg tucked within the folds of her feathers, which ...

With the release of the new documentary Secrets of the Penguins, hosted by Bertie Gregory through National Geographic, comes a lot of surprises, even for the most experienced crew. The documentary is ...

LOS ANGELES -- In celebration of Earth Month in April, National Geographic is giving viewers an extraordinary look at some of nature's cutest, flightless birds... penguins! In the three-part series, ...

From Saudi Arabia's wildlife to the journey of a baby pangolin, discover the best nature documentaries to watch this festive season ...

Alexander Abad-Santos is a former writer for The Wire.