yes, they do.
The Emperor Penguin belongs to the phylum Chordata.
Chordata.
The phylum of a penguin is Chordata. Penguins belong to the class Aves within the phylum Chordata, which includes all animals with a notochord or spinal cord.
The same phylum you belong to! Chordata.
chordata/chordates
Chordata
dogs belong to the phylum chordata
Penguins belong to the phylum Chordata because they have a notochord (flexible rod found in the back of the early embryos of all chordates) at some point in their life cycle.
Phylum Chordata.
Birds belong to the phylum Chordata, specifically the subphylum Vertebrata. This means that birds are vertebrate animals with a backbone.
Cows belong to the phylum Chordata.
Apes belong to the phylum Chordata.