Shiranui left the observatory and started seeking the Totem Togedemaru that resided at the Steel trial site.  He checked out his quarry on his Pokédex.  "[i]Togedemaru, the Roly-Poly Pokémon.  The spiny fur on its back is normally at rest.  When this Pokémon becomes agitated, its fur stands on end and stabs into its attackers.[/i]"