Two primary colours: blue and yellow.
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No. Desi cows (those cows in India that are used for meat and milking) come in a wide variety of breeds and colours. They can range from Jersey and Holsteins to Nelore or Nguni cattle.
Butterfly's come in many different colours and it is really hard to tell how many colours they actually come in unless you could go to a butterfly farm and ask them how many there are that might be an idea :)
Glues come in many different colours.
Antirrhinums (snapdragons) come in many colours.
Yes, many glues do come in different colours.
Rabbits come in many different colours like gray, black, brown, chestnut and more
Ayrshine cows don't exist. There's Ayrshire cows that come from the county of Ayrshire in Scotland, but there's no place where "Ayrshine" cows come from.
Backpacks come in many colours and combinations. The most common colours are: Black, pink, blue, white, brown, tan, yellow. Other backpacks are a mixture of various colours.
they come in red or black, but they might come in yellow, too.
it comes in 4 colours
There is no single answer meteorites come in many different colours
cows.