Assertion: hedgehog's spine | /r/HasProperty | shed
Facets:
Source sentences:
text: Young hedgehogs are born with spines that are shed and replaced with larger stronger spines when they mature.
text: The hoglets are born with hairless, pinkish skin as well as small, soft spines, which are later shed once the hedgehog acquires its harder, stiffer set of quills at around four weeks of age; and generally weigh between 12 and 20 grams.
text: Young hedgehogs are born with spines that are shed and replaced with larger stronger spines when they mature.