They are described as spunky but aloof dogs, with good guarding tendencies without some guard dogs ' predisposition to bite. Miniature Schnauzers are recognized in three colors internationally: solid black, black and silver, and a color known as 'salt and pepper'.here is a controversial fourth color variant in Miniature Schnauzers, pure white, which is not recognized universally. The breed remains one of the most popular worldwide, primarily for its temperament and relatively small size.
The leptospirosis vaccine is a bacterin -- a vaccine made from killed bacteria, which in and of itself wonât prompt an immune response to make antibodies, so a powerful adjuvant (usually a heavy metal such as aluminum or mercury, aka thimerosal) is added that elicits a strong immune system response.
Story at-a-glance 1  +. Canine leptospirosis, or âlepto,â is an infection caused by at least four species (serovars) of Leptospira bacteria. 2  However, there are over 20 different serovars that are potentially infectious to dogs.3  Leptospirosis isnât a new disease â in fact, itâs ancient.ertainly, if your pet begins exhibiting symptoms of an infection, youâll want to promptly address those symptoms with the help of your vet. By Dr. Becker. Canine leptospirosis, âleptoâ for short, is an infection caused by at least four species of Leptospira bacteria, or serovars.