HELP......

by becca
(trumbull)

I adoped a female jack Russell ( mya n lyl ) n her twin sister when they was 8/9 weeks old they just turn 1 year old on july 14th I had to get rid of the one sister mya cuz she was getting moody n mean to my 2 year old my jack Russell Lyl was fine but then her best friend pass way ( he was a cat) so I adoped a new cat n they are the best friends well a few days ago she stop eating she will eat the cat food n drink her water but she wont touch her dog food ? I am not sure why . she will eat her treats n bones. I cant take her for car rides because get car sick

can she be Depressed ? any idea ?