Assertion: monkey's ear | /r/CapableOf | weigh about 20 kilograms
Facets:
Source sentences:
text: Each ear weighs about 20 kilograms - The thinnest part of an elephant's skin is at the back of the ears. - Between 5 and 12 liters of blood per minute flows through an extensive network of large blood vessels just under the skin at the back of the ear