More Information :He is my sweet boy!! ❤️❤️Jack was dumped in my neighborhood at about 6 mos. of age. He was very dominant and very aggressive as a puppy. He was fixed soon after found. He is older now and was diagnosed with lung cancer(left lung) April 2020. He has been very healthy up until then. He is highly food motivated. He is NOT good with other dogs, but has always lived with 3 cats and is very gentle with them.