17 weeks of baby growth and development

To 4 at the end, the baby's vision is close to adult level and depth of perception that he (she) be able to distinguish between objects near and far. He (she) be able to glance and look for familiar objects, features, resulting in the minds of the characters are familiar with.
Baby will be a long time now stare at the yellow, red, white, black and other colors of things seen, and the eyes, ears and the function of hands and feet have been able to slow the movement coordination, coordination will hear the sound of the baby turned his head to looking for a sound source. When you color with items in his (her) move within sight, the baby's head can be with the rotational movement of goods.
Baby eat fat, meat whir of the body, at this stage the average weight of boys should be 7.36 kilograms, the average weight for girls, 6.78 kilograms, if the boys below 5.76 kilograms in weight, 5.28 kilograms in the following girls, they should be attention. In 4-6 months, the average weekly increase of about 150-180 grams of body weight. Baby's body is now also grown rapidly, the average height of boys was 64.5 cm, the average height for girls 63.1 centimeters.