"Maybe they don't show up on infrared at all"

"Movement!"

"Position?"

"In front and behind"

"Go to infrared people. Look sharp"

"Maybe they don't show up on infrared atall"

 

Scene from James Cameron's 1986 movie 'Aliens'.

 

Thanks to Matthias for the custom Aliens minifigs:

www.eurobricks.com/forum/index.php?s=af1d2a7a9483883bd04c...

 

Done