My hypothesis as to why Buneary rolls up its ears is that its hearing is far too keen. I surmise that the Pokémon protects its hearing by limiting the sound that may enter its ears.
Buneary
#94Reverse Holo$4.99
Buneary
#DP06Holo$4.31
Buneary
#86Reverse Holo$3.31
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