How to know if a kitten is stressed<br>Notice any digestive problems. Stress and anxiety in a kitten can lead to digestive issues. Diarrhea and constipation are common reactions to stress.
if a kitten is under stress, it won't sleep.  
( z1 sleep :polarity - :ARG0 ( z2 kitten ) :condition ( z3 stress :ARG1 z2 ) )