Assertion: barnacle | /r/HasProperty | neufeld
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Source sentences:
text: But fret not because barnacle penises display a remarkable “phenotypic plasticity”, that is, many barnacles appear to be able to change the size and shape of their penises depending on the conditions of their local environment, such as water turbulence and proximity to other barnacles (Neufeld and Palmer 2008, Hoch 2008).