National Geographic News - Shark Alert! Species Struggl…

After 450 million years swimming the ocean, some shark species are on the verge of extinction - mainly due to over-fishing. Video by Public Television’s Wild Chronicles, from National Geographic Mission Programs

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Thumbnail Image Title Episode # Posted Time
http://thumbnails.truveo.com/0002/3F/F1/3FF134AF096F8F33CDD75A.jpg National Geographic News - Largest Spitting Cobra Found Play

National Geographic News - Largest Spitting Cobra Found

- 03.22.08 02:59
http://thumbnails.truveo.com/0002/6C/47/6C47286B3E61C5B3F1686E.jpg National Geographic News - Shark Alert! Species Struggle Play

National Geographic News - Shark Alert! Species Struggle

- 03.22.08 06:34
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