Which species of Penguins is the largest?

Check this site for the penguin species that's the largest.

http://www.enchantedlearning.com/subjects/birds/printouts/penguins.shtml

To find out which species of penguins is the largest, you can visit the website provided: http://www.enchantedlearning.com/subjects/birds/printouts/penguins.shtml.

Once you open the webpage, scroll down to find a list of different penguin species. Each species will have information about its size, habitat, and other interesting facts. Look for the species with the largest size mentioned in the description. This would indicate the largest species of penguins.