This story appears in the October 2019 issue of National Geographic magazine. At 14 to 19 feet tall, giraffes tower over the entire animal kingdom. But their iconic height, which evolved over ...

Reptiles first appear in the fossil record 315 million years ago and were the dominant animals during the Mesozoic era, which lasted for 270 million years until the extinction of the dinosaurs.

Mammals are among the most adaptable animals on the planet. They are found on every continent and in every ocean, and range in size from tiny bumblebee bats to enormous blue whales. One reason for ...

This story appears in the October 2019 issue of National Geographic magazine. A naked mole rat. That was photographer Joel Sartore’s first model in 2006 when he began making studio portraits of ...

This story appears in the October 2019 issue of National Geographic magazine ... tale about the importance of protecting rare animals “at the first sign of trouble”—not when only a few ...