Assertion: liger | /r/HasProperty | fertile
Facets:
value: rarely
type: DEGREE
Source sentences:
text: It has to do with the weirdness that occurs when you hybridize across two lineages which have been distinctive for millions of years, but not so long so as not to be able to produce viable offspring (in fact, many ligers are fertile as well).
text: Ligers are rarely fertile, about 3 in 100 are fertile.
text: Hobbs' keeper says "Ligers are rarely fertile, about 3 in 100 are fertile.