This is my first attempt at needle stone carving.
In Greek mythology Medusa was a guarding monster with venomous snakes instead of hair.
If you look into her eyes you’d turn into stone. 7 more words
The secretion of FSH & LH (from the pituitary gland) as well as the ovarian hormones (progesterone and oestrogen) is controlled by a NEGATIVE FEEDBACK MECHANISM. 138 more words