A flag whose field is composed of two colours whether divided vertically, horizontally or diagonally.

having two colors; "a bicolor flower"; "a bicolored postage stamp"

a cat that is half white and half another colour, sometimes also used for a white cat with patches of another colour, e.g. blue bicolour, brown tabby bicolour (also spelt bicolor)

A flower in which two colours appear.

A cat with two base fur colours, usually white and another colour.

An iris with standards of a different colour to the falls.