Well, you could go on google images and look it up there.
Well, he/she could be pregnant!! Well that means it's a she. I would take your cat to the vets and verify the pregnancy.
That means the dog is rabid. And he probably has rabies. He could have gotten bit by another animal with rabies.
Maybe your fish is sick, or dying. A lot of fish don't live that long especially gold fish.
They usually eat whatever their mother brings back for them. My guess what she brings back is worms. Or maybe some food lying on the streets.
