Relier Pairs Butting HeadsVersion en ligne ........ par Tea Cher 1 Ancient 2 Layer 3 Bashing 4 Bones 5 Helmet 6 Relative 7 Fossilized 8 Sturdy 9 Unusual 10 Million years 11 Butting heads 12 Creature hard parts of the body that make up the skeleton. hitting something repeatedly with force. any living thing, such as an animal or a plant. 1,000,000 years very old, often dating back to a time before recorded history. not common or expected. strong and not easily broken. fighting or arguing hard hat that is worn on the head to protect it from injury a person who is related to you, such as a parent, child, sibling, or cousin. thin sheet of something, such as rock, soil, or clothing. Plant or animal remains that are turned into stone