Literally:
* Chess pieces: The classic black and white pieces.
* Zebra stripes: Their iconic black and white pattern.
* Panda bears: Their distinctive black and white fur.
* Newspaper print: Usually printed in black ink on white paper.
* Some old photographs: Developed using black and white film.
* Some flags: The flags of Monaco, Yemen, and Ivory Coast, among others.
* Magpies: Black and white birds known for their intelligence.
* Some animals: Skunks, orcas, and some types of butterflies also have black and white markings.
Figuratively:
* A clear-cut decision: When there are only two options, often described as black and white.
* Good vs. evil: A common theme in storytelling and philosophy.
* Truth vs. lies: Another important distinction often seen as black and white.
* Right vs. wrong: Moral principles are often seen as having clear-cut answers.
* The "black and white" way of thinking: A way of simplifying complex situations by only seeing two sides.
Let me know if you'd like more examples!