The birds vary in size from 10 to 20 cm and weigh between 8 and 38 grams.

This bird usually weighs between 27-40 g (0.95-1.41 ounces).

The bird is approximately 34 cm long and weighs about 65 grams.

A very bulky bird, this species weighs 300 to 400 grams (10.6-14.1 oz).

The two-year-old bird weighed 50 pounds when the nature center bought him last year and "he's too hefty for anyone to pick up anymore.

This bird is 11 cm long and weighs 5.7 g. It has a straight black bill and dusky feet.

The average bird is approximately between 9.5 and 11 cm and weighs around 4.5 grams.

The birds weigh 9 to 15 pounds; because the meat is so rich, the smallest bird will feed six to eight people.

As in all penguin species, the male is slightly larger than the female and the birds weigh the most prior to moulting.

The birds each weighed as much as a dozen plow oxen.