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  size- ant
 organs developing- sex, hair color
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  Heart and blood vessels are starting to form. Size of a finger nail.
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  baby is practicing breathing. 30 cm long. baby can get hicups
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  Heart is fully developed. 2.5 cm long
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  entering second trimester. baby is 7cm long. liver, kidneys, and digestion system are developing.
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  17 cm long. facial features are forming. fetus can grasp with hands.
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  eyebrows and eyelashes are growing. baby has hit one pound. baby can grab the umbilical cord.
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  baby can start to have dreams. baby is around 42 cm. languo that covers the babies body is disapearing.
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  all organs in the body are fully developed. baby weighs 7 pounds or more and is about 20 inches