all the haemolymph required to inflate the wings is now in the venous system. The butterfly swings, twists and turns to pump the fluid from the abdomen where it has been stored into the wings and expels any excess.
180618FZ1K080721
Doggie mummy living in ancient York, Yorkshire, England.
Joined 1st Jan 2018
1st Jan 2024 have achieved 196%
28 March 2024 200%
I take photos, am not a photographer.
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