When the icon shape is round it might look like what you describe, have you tried changing the shape? Even the stock android launcher has that option I believe, but I might be wrong.
Edit: and if you don’t like that it says F-droid in the name of the Fennec app, just rename it? Sorry, I might be misunderstanding you, but those reasons are a bit silly and easily fixable.
What do you mean its ears are cut?
When the icon shape is round it might look like what you describe, have you tried changing the shape? Even the stock android launcher has that option I believe, but I might be wrong.
Edit: and if you don’t like that it says F-droid in the name of the Fennec app, just rename it? Sorry, I might be misunderstanding you, but those reasons are a bit silly and easily fixable.
Maybe it happens in his app menu. They touch the edge on mine.