Club Penguin has the logo of a penguin sitting down.
The bird that is the symbol of Penguin Books in the children's section is a puffin. The logo features a stylized image of a puffin holding an orange book.
Only two that come to mind are Linux and Penguin brand clothes
Linux
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Penguin Group, the book publisher.
Penguin Books was created in 1935.
you have to buy club penguin books to get it
Linux
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I have seen a lot of Club Penguin Books in Waterstones. There are a variety of books about CP :)