Lemguin

Lemguins are bill shaped penguins appearing in the games, Donkey Kong Country 3: Dixie Kong's Double Trouble! and Donkey Kong Land III. They are penguin-like enemies that jump out of penguin holes and slide on their bellies to try to attack the Kongs. They can be defeated by one simple jump on it.

Donkey Kong Country 3: Dixie Kong's Double Trouble!

 * Lemguin Lunge

Donkey Kong Land III

 * Polar Pitfalls
 * Tundra Blunda

Trivia

 * In New Super Mario Bros. Wii there were enemies called Cooligans who are related by manner.