Heifer – a cow that has not borne a calf, or has borne only one calf. In North America, a typical farm has about 100 milk cows and as many young female stock called heifers. The heifers are raised as replacement cows.
Karst landforms are a type of topography formed due to dissolution of soluble rocks like limestone, dolomite and gypsum.Poljes also called as karst fields or karst polje are large flat plains found in karst regions. The word Polje means ‘field’. They are flat floored depression within karst limestone.
The Andros Barrier Reef in the Bahamas is situated into the Tongue of the Ocean. The Tongue of the Ocean is the region of much deeper water in the Bahamas.