A pinch of fish food once a day
yes
A baby betta fish will eat their yolk sag for the first week or so of life. Then they can be fed liquid fish food and baby brine shrimp. After a month they can eat the same foods a regular betta fish eats.
Hundreds is typical although some will die young.
Betta fish change color by there environment and the types of food that you feed it. If your Betta fish is loosing color that means that your Betta is sick.
baby bettas are called fry
None are recommended if the Betta is a male.
no they eat freeze dried blood worms,live food,or Betta food bought from a store.
NO
You will end up killing your Betta if you don't feed it properly. Canned fish for humans is no good for Bettas. The Betta will not eat it and it will poison the water.. Bettas are insectivorous fish and will eat Mosquito Larvae, Brine Shrimp etc. A Betta can live for some considerable time without food, so if you can't get to a pet shop and buy some Betta food, you can always order Betta food online and should get it within a week or so.
There are several types of "Egg Layer Fry Food" available at most good pet shops.
From the food it eats.