The difference between male and female birds of this special bird species can be found in this article

Jason Corriveau – Public domain

Male great penguins nest on Genvoesa in the Galapagos

Duncan Wright – Public domain

Male great penguin

Duncan Wright – Public domain

Large Frigatebird chick is begging for food from its mother

putneymark – License information.

Female magnificent albatross (Fregata magnificens) in flight

Lilac Breast Roller – License Information.

Juvenile Magnificent Albatross (Fregata magnificens)

Duncan Wright – Public domain

Big penguin chases falcon to steal food

Balabiot – License information.

A male and female magnificent penguin (Fregata Magnificens)

Aviceda at en.wikipedia – License information.

Little Frigatebird, Western Australia

Profile of a magnificent male warbird with black plumage and bulging red pouch

The male magnificent penguin is recognized as having the longest wingspan of any bird.