Art and design by ParadiseFever! (http://paradisefever.tumblr.com/)
Seamus is Mark's Pet: https://www.weasyl.com/character/55717/highlighter-otter
Mark likes to keep Seamus in his otter pouch and Seamus will groom his fur and keep it aerated and soft. Seamus can go on land and swim in water but is much more agile in the sea! He likes to eat salt and seaweed. c:
Link
Downerz
This is really cute :D