I think the overall shape of this is a bit better than the others I pinned because he did say he likes rounded rings because they are more comfortable.
Meet the monsters that once roamed North America, including the hell pig, the terror bird, and the short-faced bear. These infographics were created by Beth Zaiken as signages for the Natural History Museum.
The giant beaver lived in what is now north america and was a large rodent mammal megafauna that existed during the ice age. building huge dams to survive it and its community lived in local rivers but could fight back with its incisors
Megatherium Is a giant sloth that lives on the ground. the ruler of south america it was a omnivore that went extinct years ago. Early man killed The animal, and used every part of it. It lived alongside doedicrus sabertooth cats and terror birds
"Countries into fish people. but I still want to know what america would be. most likely a trout or something." - I assume this is a reference to Hetalia. Note the hair curl on the clown fish there.