calcium excess

My 6yr old mini-lop has been having on-going issues with bladder sludge which started in lasted Nov. At that time I took out all high calcium greens ie spinich & kale from his diet and replaced with grass and weeds with approx 6 pellets every other day. He's been fine up until last week when I...

My husband, unbeknownst to me, brought home a flake of alfalfa hay and promptly over-mixed it into the rabbits' Timothy hay bin about a week and a half ago. He's been feeding them lately, because of my demanding work schedule, and when I went to clean their boxes and living quarters today, I...