![WATCH: Marvel Superhero Shouts Out Philadelphia Zoo Otter on Its Birthday [VIDEO]](http://townsquare.media/site/398/files/2023/05/attachment-Thor-the-Otter.jpg?w=980&q=75)
WATCH: Marvel Superhero Shouts Out Philadelphia Zoo Otter on Its Birthday [VIDEO]
Strong, clever, easy on the eyes. Those three traits describe both an otter at Philadelphia Zoo and the Marvel Universe superhero that just wished him 'Happy Birthday'.