sturgeon,Gulf

1)Brief description of the organism.

Aquatic living (FISH..)..

Size: 7-12 feet.

Diet: they feed on dead fish.

Habitant: Mostly living in rivers and freshwater area. (Sub tropical)

Facts:
They have no teeth.
They can live for very long, 100+ to 210 years


2)why does strugeon become an endangered species?
-because they are over fished.
-Humans also get their eggs and poaching them.
-pullution of habitant.

3)any pictures?
http://images.google.com.hk/images?q=sturgeon&complete=1&hl=zh-TW&lr=lang_en&um=1&ie=UTF-8&sa=X&oi=images&ct=title
Choose one yourself la..

2007-12-14 18:21:07 補充：
Sorry, typo , haha.