How do you get to all the battle crowns in Donkey Kong 64 the game?

To collect all the battle crowns in Donkey Kong 64, you must engage in battle mini-games found in various locations throughout the game. Each mini-game is usually unlocked by completing certain tasks or collecting specific items. Once you enter a mini-game, you must defeat the opposing characters in combat to earn the battle crown. Be sure to use each character's unique abilities strategically to win the battles effectively.