head ramming

== English == === Noun === head ramming (countable and uncountable, plural head rammings) (zoology) Synonym of headbutting; a physical behavior where animals smash their heads or horns together, primarily seen in bighorn sheep, musk oxen, and goats to establish social dominance, compete for mates, and defend territory. === Verb === head ramming present participle and gerund of head ram