All Acronyms. UA [Internet]; Jul 31, 2016 [cited 2016 Jul 31]. Available from: http://www.allacronyms.com/_Military/UA. 'UA', All Acronyms, 31 July 2016, <http://www.allacronyms.com/_Military/UA> [accessed 31 July 2016] All Acronyms, UA (Jul. 31, 2016, 2:07 AM), available at http://www.allacronyms.com/_Military/UA.
1 Human (Homo Sapiens): Humans begin to show self-recognition in the mirror test when they are about 18 months old, or in what psychoanalysts call the  mirror stage .
Your baby's ability to see the world develops gradually over the first six or seven months of life, says Glen Steele, O.D., chairman of InfantSEE, a national program that provides free eye exams to infants 6 to 12 months old.he baby connects to you through each one of the senses as they try to figure out how the world works. And you, the parents, are their guides.. Some senses (such as smell and taste) are at their most powerful at birth, and hearing fully matures at 1 month, while sight develops gradually over the first year.