Here is a short text capturing the essence of the character:

Marmaduke isn't just a dog; he’s a four-legged force of nature with a heart as big as his paws. To the Winslow family, he is a beloved companion whose clumsiness frequently results in toppled furniture and neighborhood chaos. Standing taller than most of the people he greets, this Great Dane has spent decades proving that big dogs truly don't know their own size.

Created by Brad Anderson , focusing on the daily antics of the Winslow family and their massive dog.

Marmaduke is primarily known as the titular Great Dane from the long-running newspaper comic strip created by Brad Anderson in 1954. The character has also appeared in various films and books.