Erect-crested Penguin vs Snares Penguin

The most reliable field mark to distinguish the Erect-crested Penguin from the Snares Penguin is the crest structure. The Erect-crested Penguin has more erect and prominent yellow crests that stand upright, while the Snares Penguin's crests are more drooping and less pronounced. Both species are similar in size and overall coloration.

Look for the erect yellow crests on the Erect-crested Penguin as opposed to the drooping crests on the Snares Penguin. This is the most reliable feature to distinguish between the two species.

The Erect-crested Penguin features yellow crests that are more erect and stand upright, whereas the Snares Penguin has crests that droop and are less prominent.