city_of_evil6661;2009014; said:i figured all those had swim bladders. i also study the more scientific parts of anceint fishes. but my favorite is mainly gars.
just about all fishes have gas bladders, but the air-breathers have modified gas bladders (and some of them have what are considered lungs). some fishes lack them completely, such as sculpin, darters, etc. just a brief fyi/derailment on gas bladders and air breathing
--solomon
