What are the similarities in red fox and grey fox?

Similarity:They're are both foxesDifferences: They're of different color :)

Of course. They're both types of foxes, and you can tell because of their names.

They are nearly identical. They have subtle differences, such as ear size, fur color, and the inverted 'v' shape on their paws.

both are foxes.

They both are found in open and Fields that are ready but not cut