Why does Eevee evolve into different Pokemon?

Related questions

1. Can you get mew in let's go?
2. Can Pokemon understand human speech?
3. Can you get espeon in Pokemon Let's go Eevee?
4. What Stone evolves Eevee into espeon?
5. Which is better espeon or umbreon?
6. What gender is Charmander?
7. Is Eevee a fire Pokemon?
8. How do you evolve Eevee into umbreon?
9. What is Tamao?
10. Can you get espeon in Let's Go Pikachu?

Tags

1. #position
2. #umbreon
3. #represent
4. #generations
5. #glaceon
6. #affection
7. #evolutions
8. #sylveon
9. #leafon
10. #eevee
11. #evolution
12. #order
13. #evolve
14. #friendship
15. #arrived
16. #methods
17. #could
18. #jolteon
19. #espeon
20. #flareon
21. #vaporeon