Add Yahoo as a preferred source to see more of our stories on Google. A federal judge has partly ruled in favor of environmental groups challenging what one called a vast "spaghetti" network of ...

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PHILADELPHIA -- 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 off ...

This video explores the process of upgrading a giant tortoise’s enclosure to better suit its size and needs It shows how ...

The Philadelphia Zoo just welcomed a new generation of slow-moving royalty — and gave them the red carpet treatment. Sixteen critically endangered western Santa Cruz tortoises made their public debut ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. PHILADELPHIA (AP) — Sixteen critically ...

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 off the highly ...

PHILADELPHIA — 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 off ...