DEMODEX – THE MITES In the dog, the most common species of Demodex is Demodex canis. More recently, Demodex injai and the short tailed demodex, Demodex cornei have been identified. Demodex canis is a “cigar-bodied” mite measuring170-225 microns, and is transferred from the bitch to the suckling puppy within the first 3 days of life. It is considered a commensal organism of dogs and only becomes...