Caption: Dog
explanation: The secret of dog emoticons is in the ears ∪ ∪. Use these characters instead of brackets.
∪＾ェ＾∪
∪･ω･∪
∪￣-￣∪
∪･ｪ･∪
Ｕ^皿^Ｕ
ＵＴｪＴＵ
U^ｪ^U
V●ᴥ●V
U・ᴥ・U