The Philadelphia Zoo's animal population grew by leaps and bounds this year. The big picture: The zoo is readying upgrades ...

PHILADELPHIA (AP) — Sixteen critically endangered western Santa Cruz tortoises born to some very old parents got a slow walk and the red carpet treatment Wednesday at a Philadelphia Zoo event to show ...

The Zoo plans to celebrate the milestone with special anniversary events, deals, membership packages and giveaways. On opening day, July 1, 1874, guests arrived at the gates of America's first zoo in ...

For the first time in over 150 years, the Philadelphia Zoo has new additions to the Western Santa Cruz Galapagos tortoise ...

PHILADELPHIA (CBS) — The Philadelphia Zoo is celebrating 150 years since they first opened their gates on July 1, 1874. And the zoo has a day of festivities planned on Monday for the big anniversary.

LumiNature is the Philadelphia Zoo's nature-inspired holiday light show, celebrating the holidays with wildlife for its sixth ...

Spring is in the air … and at the Philadelphia Zoo. In a partnership with the Pennsylvania Horticultural Society, the zoo is ready to refresh, revitalize and reimagine its 42-acre gardens.

You can now visit two new adorable puma cubs at the Philadelphia Zoo. The puma cubs are siblings who were recused in June from Kalama, Washington by the Washington State Department of Fish and ...

The zoo announced the birth of the critically endangered animal Thursday, calling it a significant birth to the population. The orangutan was born to Tua and Sugi, and its sex has not been determined ...

Unlock Adventure at the Philadelphia Zoo. Rick Williams and Cecily Tynan take you behind the scenes for an up close adventure May 18 at 7 on 6abc. Meet the growing giraffe family, the playful gorilla ...

PHILADELPHIA (CBS) -- With high heat gripping the Philadelphia region for the next few days, some animals at the Philadelphia Zoo are getting some cold treats to help stay cool. The Zoo shared these ...