MadSci Network: Evolution
Query:

Subject: How did the lung and the swimming bladder of fish evolve?

Date: Sat Feb 9 05:46:38 2002
Posted by Tally
Grade level: grad (science) School: No school entered.
City: Ramat Gan State/Province: No state entered. Country: Israel
Area of science: Evolution
ID: 1013251598.Ev
Message:

Is it true that the fish's swimming bladder evolved from the lung, and not vice 
versa? What was the evolutionary path of those two organs? Does that mean that 
a kind of lung fish was the ancestor of all modern fish and amphibians?



Re: How did the lung and the swimming bladder of fish evolve?

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