Assertion: scorpion's exoskeleton | /r/CapableOf | get stiff
Facets:
Source sentences:
text: They crawl up onto their mother's back and ride there for 10 to 20 days until their exoskeleton gets stiff and hard.
text: They crawl up onto their mother's back and ride there for 10 to 20 days until their exoskeleton gets stiff and hard.