When wolves in Yellowstone National Park are hungry, they overwhelmingly choose elk, not goose, from the park's wildlife menagerie, according to studies of the predators. And they could care less about the revered status of bald eagles.

If you're in south Florida later this month, you'll be able to celebrate Earth Day with a paddling trip to Florida Bay or a hike. You also can applaud the creation of a private fund set up to benefit the bay.

Over two dozen people were seen scouring parts of the Palo Alto Battlefield National Historic Park with metal detectors in recent weeks, and then collecting historic artifacts they discovered during their search. What was going on…and where is Palo Alto Battlefield?

If you've been to the Yosemite Valley in the summer, you know what a headache it can be to get around, what with all the traffic. Well, Yosemite National Park just received $1.3 million to go towards easing the transportation nightmares.