I have a 4yr aseel cock.for the last 20days he not able to move freely.when he move his one leg crossed other asif some stiffness in muscle or pain in joints.i had given treatment for gout massage and multi vitamins specialy neurobion forte also 4dose of neurokind injection some herbal treatment also given but no improvements. When he mount to ahen he can not balance himself and fall down.legs sometimes treble. I dont know wht to do i cant cull him .i request expert opinion whts the disease and wht will be course of treatment. Pls