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

Are these simply instinctive behaviors, or a true artistic expression of the animal world? The vast forests of eastern Australia are home to a fascinating bird: the satin bowerbird. When mating ...

Some people think wild horses embody beauty, while others prefer a majestic bald eagle soaring through the sky. Here are some ...

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