Some #insects support passive #breathing via tracheae through #active #respiratorymovements, nsmed #convectiveventilation. Muscle contractions cause motions that e.g. dilate the #spiracles, allowing more efficient #gasexchange. The same time, the process also serves #thermoregulation. My example, the #robberfly #Tolmerus #cingulatus, demonstrates this #behavior.
Please watch my YouTube video; my channel needs more views.https://youtu.be/zSOdFZF18yk?si=J67MJAevRUq-mP6i
©#StefanFWirth #Berlin2025
#Photos© S.F.Wirth
@stefanfwirth Video Feedback- Not bad. What more... Voice needed - or some relativity to me, us, #environment
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.