it was blood
goldfish turn blue when they are asleep
goldfish start out with female and then turn into male!!!!!!
Goldfish are not particularly attracted to any one colour.
if your goldfish lives in you then yes
Yes! Mine did.
A goldfish with a red head has a distinct coloration that sets it apart from other goldfish. The red head is a unique feature that makes it easily recognizable.
Does your snail have algae on it? Goldfish will eat anything that "grows" in the tank. They will eat turtle droppings, water scumm, algae, anything! That is why they are called bottom feeders.
All goldfish are freshwater.
No, goldfish should only live with goldfish with a few small exceptions that do not include red ear sliders.
Typically, red droppings are from water moccasins. I'd check the carpets for hidden droppings or the walls for any holes. Check under beds, and have any children leave the house until you've scoured the house.
goldfish do
Goldfish can lose their orange color due to light deficiency or dietary deficiencies. In these cases, the color change is often reversible.