I don’t know. Look at this photo: https://commons.wikimedia.org/wiki/File:Humhrt2.jpg https://commons.wikimedia.org/wiki/File:Humhrt2.jpg Except for that top p

I don’t know. Look at this photo: https://commons.wikimedia.org/wiki/File:Humhrt2.jpg https://commons.wikimedia.org/wiki/File:Humhrt2.jpg Except for that top part, the dark red part looks quite like a heart shape.