The best time to start breeding your finches happens when they're about 8 months old. There are finches that are highly dimorphic, meaning one can easily distinguish their gender by simply checking out their colors. An example of this is the Zebra finches. Society finches, conversely, can be a bit challenging on this department because they don?t have color patterns that tell whether these are female or male. One technique in determining the gender of the finches is as simple as placing at least four of which inside a cage and watching which birds get attracted to whom. Once spotted, you can place them in a separate cage in order to start breeding finches. Seeing your PCP is a good first step, if you are not sure who sees the diagnosis of arthritis. They will carry out physical exams, check the fluid around the joints, warm or red joints, and limited range of joint activities. Your doctor can recommend you to an expert if needed. Ankylosing spondylitis - a long-term inflammation that affects mainly the spine's bones, muscles and ligaments, resulting in stiff and joint fusion. Other problems may include swelling of tendons, eyes and joints. For centuries, saltpeter may be combined with food given it?s a preservative. Before the invention of the refrigerator, kitchens routinely salted meat to hold it edible throughout the long winter time. Today, the traditional cans of corned beef still contain saltpeter ? it has been man?s friend when used in moderation. Saltpeter first emerged in China about 2,000 years ago. Early experiments saw Chinese chemists having the best along with the worst results, according to your point of view. The compost heaps containing decomposing organic matter were covered and spiked with dung and urine. When the resulting "mess" was filtered and wood ash added, this became wonderful fertilizer and also the foundation of fireworks for celebrations. Later, naturally, it made explosives for war.