BlogHide Resteemsbatfly (25)in jordan • 7 years agoWhites Of EyesCooperative eye hypothesis The cooperative eye hypothesis is a proposed explanation for the appearance of the human eye. It suggests that the eye's distinctive visible characteristics evolved to…batfly (25)in sbd • 7 years agoCan't wait to know WTF I'm doing here.New to steemit. Steem wallet wtf is STEEM power vs SBD ?