Assertion: millipede's segment | /r/HasProperty | pushing surface
Facets:
Source sentences:
text: The first is bulldozing, in which the millipede lowers its head and rams straight ahead, with the “collum” or 1st segment constituting the pushing surface; this method is employed by the “juliform,” or rounded/cylindrical millipedes, and involves most representatives of the orders Julida, Spirobolida, and Spirostreptida.