>be any animal species>not posses a thagomizerwhy exist
>>5144688fagomizer lol
>>5144688Because the bone club was clearly the superior design
>>5144692>thagomizer>100% insured injury or death>club>might be blocked or withstoodnah
>>5144693yet ankylosauria outlived stegosauria for almost 100 million yearsgo home, spike-boy. clearly you can't handle the club
>>5144692>sloppashamefur
>>5144692>aislopLeave
BIG
>>5144693>100% insured injury or deathI didn't know dinosaurs took out policies
>>5144692Mammals copying these dudes is one of my favorite examples of convergent evolution ever