Assertion: puffin | /r/CapableOf | weigh about 650 grams
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text: For example, a puffin from northern Iceland (subspecies F. a. naumanii) weighs about 650 grams (1.4 lb) and has a wing length of 186 mm (7.3 in), while one from the Faroes (subspecies F. a. grabae) weighs 400 g (0.9 lb) and has a wing length of 158 mm (6.2 in).