Is this fireman a little too happy?

This firetruck is a Melissa & Doug puzzle our son used to play with.

Happy Fire Engine

I was staring at the puzzle the other day, in an odd moment of nothing to
do. And it dawned on me that perhaps one of the firemen is a little too

A Happy Fireman - Click for a larger image

Now, I’m not the kind of person inclined to see a phallus in the Washington
Monument or genitalia in a whiskey advertisement, but I couldn’t help
but thinking that in another context this fireman’s body language might
be read a bit…uh…suggestively?