Assertion: beaver's mother | /r/CapableOf | feed
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Source sentences:
text: It is thought that groundhogs were intelligently chosen as an estimator for the remaining length of the winter season, because they have to know when to emerge from hibernation to ensure pup survival; if the pups are born to early, then the mother will not have enough food or nutrients to be able to feed then, and if they are born too late, the pups won’t be able to put on enough weight before winter.