1 The posterior pituitary lobe releases two hormones that are produced in the hypothalamus:  Oxytocin, which is responsible for stimulation of milk ejection (milk letdown) and for stimulation of uterine smooth muscle contraction at birth.
Crayfish and crawfish are crustaceans living in freshwater with a great resemblance of the lobsters. However, their size is smaller compared to the lobsters.
Crawfish, sometimes called crayfish, are similar to lobsters but much smaller. As they make their home in the mud of freshwater bayous, they are often referred to as mud bugs..Crawfish are most commonly found in Louisiana, and they are eaten there as a part of southern cuisine, or Cajun cooking.rawfish are tender and usually boiled but they need to be cleaned first, which is referred to as purging. Purging helps rid the crayfish of impurities in their intestinal tract, such as mud and grass, to make them more palatable. Ad.