Wow, I have found soooooo much helpfull information here! I have a 3 yr old motoro who has not be feeling well = ( He has a small dent between his eyes and @ first i thought he bumped into the heater, but im not sure? He's also starting to lose wight, still very active and enjoys feeding time but not able to actually eat??? If anyone has any ideas or sug please let me know thanks!