>>19152870ignoring the fact that you have no evidence of the presence or absence of vertebrae (which, if anything, would lead to its tail being composed of cartilage and hanging straight down, still capable of being bent, if not moreso)
yes, vertebral animals can have perfectly straight tails. the curvature of the spine does not extend to the tails of animals, especially those with finer muscle control in their tails (primate species)
pic related, i think this argument is done