Assertion: eel's skin | /r/HasProperty | smooth
Facets:
Source sentences:
text: When a longfin eel bends its loose skin wrinkles distinctively inside each bend, where a shortfin eel's skin is smooth.
text: Moray eels secrete a mucus over their smooth skins in greater quantities than other eels, allowing them to swim fast around the reef without fear of abrasion.