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http://www.femalefirst.co.uk/parenting/parenting-1360.htmlSurely babies need to do all those things. But I never think it is as a competition nor with a due time. Let them enjoy their growth. I have a 5 yo daughter (I never complain of her growth - talking, walking, dry all night, counting, reading etc) and a 15 months son already walking, but can't say even mama, only abu abu abu, abuji (don't know what it means :D). And I am very - very proud of them. Every baby is unique