Omaha's Henry Doorly Zoo and The Nature Conservancy have teamed up to tackle the woody encroachment at Folsom Point Preserve.

Lions, tigers and bears that managed to survive in substandard conditions at a now-shuttered zoo on the outskirts of Buenos Aires, Argentina, paced weakly in their claustrophobic cages on Thursday, ...

N E W  Y O R K, April 21 -- If you haven't been to your local zoo for a while, you're in for a bit of a surprise. Things have changed. No longer are the animals just attractions in a menagerie.

When a zookeeper feeds him cubes of raw steak ... who was forced to live in a 15-by-15-foot cage. As early as 1981, animal ...