2 of my dogs have green snotty nose's, i have all my dog's outside in there kennels at night but the last few days i've had then in the house as it is getting really cold on a night time, today i noticed my 6mth old & my 1 year old had green snotty nose's the reast of my dogs are fine, wonderd what this could be? is it because there not used to being in the house on the night time or is it some thing else, i have them booked into the vets at 5pm but was wondering if anyone new what it could be
kind regards Paula