Assertion: dolphin's organ | /r/CapableOf | call melon
Facets:
Source sentences:
text: Dolphin facts reveal that dolphins have an organ in their head called a melon which helps them collect sound by acting like a big radar dish.
text: Dolphins also use echolocation through an organ in their head called the melon.
text: They have an organ in their head called a melon which they use to focus clicking sounds which they produce.