The papillons, also known as butterfly dogs get its distinct butterfly wing looking ears with fringed hair. They are delicate, quirky looking dogs with abundant, silky flowing coat. They do not have an undercoat and their hair is quite long. Although they are not as sensitive like other toy dogs, when it comes to allergies, papillons can still suffer from it and even cause it to their owners. Owners should always be on the look out for any allergic symptoms their pets may exhibit.