Assertion: dolphin's echolocation | /r/HasProperty | non-human animals
Facets:
Source sentences:
text: Their head contains the ‘melon’ (an oval shaped oily, fatty lump of tissue found at the centre of the forehead ), which is used for echolocation (non-human animals emitting sound waves and listening to the echo in order to locate objects or navigate).
text: Their head contains the ‘melon’ (an oval shaped oily, fatty lump of tissue found at the centre of the forehead ), which is used for echolocation (non-human animals emitting sound waves and listening to the echo in order to locate objects or navigate).