You always want to train them to sleep back to back so nobody can sneak up on them :innocentwhistle:
(https://image.ibb.co/cgjSrd/image.jpg) (https://ibb.co/dUmwjy)
:alscalls: always!
Those two don't miss a thing believe me!! Jack Russell terrier's are some savage little dogs :yoyo:
And when ya startle them when laying like that there heads make a cool hollow bonk sound when they both wake at the same time.