Yawn symmetry

Source: Wee Westie's Tongue Curl - By Randy Son Of Robert - (License) - (Permalink)
Source: Yawwwwwwwwwn! 'O' - By Rubyran - (License) - (Permalink)
Source: Cats are entitled to be lazy 5 - By Tanakawho - (License) - (Permalink)
Source: I'm lion.....>^0^< - By Piez - (License) - (Permalink)
Source: Lion King - By Piez - (License) - (Permalink)
Source: Yawning Funny Face - By Piez - (License) - (Permalink)
Source: The beast yawning - my lazy cat - By Paolo màrgari - (License) - (Permalink)
Source: Dos Pesos Yawning - By Stewart - (License) - (Permalink)