Assertion: hippo's ear | /r/AtLocation | top of its head
Facets:
Source sentences:
text: The eyes and ears of a hippopotamus are on top of its head, so it can keep watch for enemies—mainly crocodiles
text: Hippos’ eyes, ears, and nostrils are on top of their heads so they can see, hear, and breathe while being mostly underwater.
text: The hippo's nose, ears, and eyes are on the top of its head, and they protrude from the water while the rest of its head and its body lie beneath the surface.
text: Because their nose, eyes and ears are all on the top of their head, they can see, hear and breathe even when most of their body is hidden underwater.