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Catfish

Catfish

common Name to express the order siluriformes. This order contains many families and over 2,000 species, including venomous species. Heteropneustes and plotosus genera have dangerous stings and are aggressive. most species are passive stingers.


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Question on Biodiversity

the catfish will eat the benthic invertibrates so the biodiversity will decrease the rest of the option u can eliminate very easily... Just think about it

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by jwalin
Sun Dec 12, 2010 4:12 am
 
Forum: Ecology
Topic: Question on Biodiversity
Replies: 2
Views: 3539

Question on Biodiversity

... you very much. ======================================================= A one-hectare pond is sampled in early September. The sample yields 1 small catfish as well as 17 benthic invertebrates that represent l0 species. 16. If the pond is resampled a year later, which of the following would best ...

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by dongzzhong
Sat Dec 11, 2010 5:43 pm
 
Forum: Ecology
Topic: Question on Biodiversity
Replies: 2
Views: 3539

Re: Any other explanations other than Mutation?

... any modification at all; there are many species of fish that are quite capable of moving across dry land, such as mudskippers and some species of catfish. So the idea that a species adapted to one environment would have to be incapable of surviving in another is quite simply untrue. It comes down ...

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by alextemplet
Sun May 10, 2009 7:51 pm
 
Forum: Evolution
Topic: Any other explanations other than Mutation?
Replies: 6
Views: 11891

Re:

... with your reasoning is that we already know how lungs evolved as an off-shoot of the intestine. As I mentioned before, many fish ( Corydoras catfish, for example) can swallow air from the water's surface and absorb oxygen through their intestinal lining. Lungs evolved as a chamber of the ...

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by AFJ
Fri Feb 27, 2009 8:53 pm
 
Forum: Evolution
Topic: Bible vs Darwin
Replies: 293
Views: 298609

Bible vs Darwin

... with your reasoning is that we already know how lungs evolved as an off-shoot of the intestine. As I mentioned before, many fish ( Corydoras catfish, for example) can swallow air from the water's surface and absorb oxygen through their intestinal lining. Lungs evolved as a chamber of the ...

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by alextemplet
Fri Feb 27, 2009 5:38 pm
 
Forum: Evolution
Topic: Bible vs Darwin
Replies: 293
Views: 298609
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