The national parks of the United States hold great natural wonders and complex, varied ecosystems. A new study demonstrates that human presence in the parks, including everything from visitors and ...

In the forests of eastern Australia, satin bowerbirds create structures known as “bowers.” The males gather twigs and place ...

Ever dreamed of living on a farm with your own chickens, ducks, or goats? Then having farm animals as pets might be the next best thing! “Farm animals make great companions,” says Matthew Aversa, ...