Assertion: puffin's puffling | /r/HasProperty | abandoned by its parents
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text: In common with other undergrounnd nesting birds they lay one whitish egg, as there is no need for camouflaging disguise, which takes about 40 days to hatch and then the "puffling" stays in the burrow for about another 40 days when the little fat puffling is then abandoned by its parents, until one night, under cover of darkness,