When it comes to color, nothing can surpass the vast palette found in nature, from a bright green leaf in a sun-dappled forest to the rich red feathers of a cardinal and the muted greens, ambers, and browns that make up the shell of a tortoise. Wildl...

Tiny ruby-throated hummingbirds weighing less than a nickel fly from the upper Midwest to Costa Rica every fall, crossing the six-hundred-mile Gulf of Mexico without a single stop. One of the many creatures that commute on the Mississippi Flyway as p...