Data on the tenebrionid beetle whose body mass is 3.3 g show that it can push a 35-g ball of dung at 6.5 cm/s at 27 C, 13 cm/s at 37 C, and 18 cm/s at 40 C. How fast can it push dung at 41.5 C? [B. Heinrich. The Hot-Blooded Insects (Cambridge, Mass.: 1993).]