The latter half of Dhanus, Simha, Vrishabha, the forepart of Makara and Mesha, when they happen to be the Mana or the 10th house, possess strength and are called quadruped signs. Kanya, Mithuna, Kumbha, Thula and the forepart of Dhanus, when they form the lagna or the rising sign, have abundant strength and are termed the human family of bipeds. The latter part of Makara, Meena and Kataka, which are termed watery signs, are strong when they happen to be the 4th house. Vrischika, which is a water-resorting sign, is strong in the seventh house.