dolomedes with gender issues

dannyboypede

Arachnosquire
Joined
Aug 22, 2010
Messages
142
from being a diver, i know that air rises in water. so i am a little confused as to how this water spider can stay in a bubble without anchoring it to anything. The dolomedes spp. wont go under unless there is something to hang onto like a piece of bark or a rock. does it use web or something?
 
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