Yes it is ok if the rabbit's urine is orange- weird huh!
http://www.rabbit.org/journal/3-1/red-urine.html

"Red colour of the urine is sometimes observed in rabbits. It is
probably caused by a plant pigment and does not affect the health
of the animal." Once in awhile it is indicative of problems but not
usually-

Here is an excellent link for rabbit care:
http://www.rabbit.org/care/index.html

Beth
www.crittercamp.biz

[Posted in FML 6430]