Assertion: shark's mouth | /r/HasProperty | open
Facets:
Source sentences:
text: It swims with open mouth and feeds passively.
text: The whale shark sometimes feeds with its tail down and its opened mouth pointing up toward the surface, allowing water and food to enter the mouth as the shark bobs up and down.
text: The sharks swim while sleeping (with open mouths), but slow – as if they were stunned.