I am counting at least 3 in this IWM picture.....but possible even 7!
source:
https://www.iwm.org.uk/collections/i...ject/205364195
IWM: FRE 4156
first enlargement.....3 seen from the back.
second enlargement....possible 1 from the side in the centre of the pic. and three seen on the left side nose on the far right of the picture.
Alex