Putting the well-being of animals first should be every photographer’s goal. National Geographic photographers share tips on how they do it.

How bioluminescence works in nature. Most ocean animals produce their own light or host bacteria that do—a useful skill for communication, finding prey, camouflage, and more.

For instance, the leopard's coat still offers him some camouflage—leopards rely on their spotted fur to sneak up on prey and ambush them from as close as 13 feet (4 meters) away. (See big-cat ...

Tigers and monkeys and tapirs, oh my! Joel Sartore's latest book, "National Geographic Photo Ark: Babies," captures the animal kingdom's most curious youngsters.

An ant that disappears into the forest floor, a bird that demands attention from mates—for these animals, an inky black exterior is an evolutionary advantage.

Ryan Reynolds lends his voice to the animal series The Underdogs of the Animal World, an original Disney+/National Geographic ...

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor.