Buneary used Iced Punch! With it’s EAR!
Buneary; Pokémon # 427
Height : 1’04”;
Best stat: Speed;
Description from Platinum- “Its ears are always rolled up. They can be forcefully extended to shatter even a large boulder.”
Pokémon can use other limbs to use moves. Just look at Prinplup. It can lean Metal Claw, even though it has no claws: http://awkwardzombie.com/index.php?page=0&comic=050707