Freckle regular use of sunblock can inhibit their development. Liver spots (also known as sun spots and lentigines) look like large freckles, but they form after years of exposure to the sun. Liver spots are more common in older people. Freckle Freckles are clusters of concentrated melaninized cells which are most easily visible on people with a fair complexion. Freckles do not have an increased number of the melanin-producing cells, or melanocytes, but instead have melanocytes that overproduce melanin granules (melanosomes) changing the coloration of the outer skin cells (keratinocytes). As such, freckles are different from lentigines and moles, which are
Yellow-faced parrotlet depressions. The yellow-faced parrotlet is about long. It has a bright yellow face and brown irises. The upper parts are olive-grey and the lower parts are greenish-yellow. The back of the head and neck are bluish and a bluish strip extends forward towards each eye. Its beak is mainly horn coloured and the upper mandible has a greyish base. The legs are pinkish-brown. The lower back and rump are dark blue in the male and light blue in the female. The juveniles are duller with less yellow on the face and their beaks are horn coloured all over. Yellow-faced parrotlet