Northern water snake The belly also varies in color. It can be white, yellow, or gray. Usually it also has reddish or black crescents. The northern water snake is nonvenomous and harmless to humans, but superficially resembles the venomous cottonmouth and is often killed unnecessarily as a result of this mistaken identity. The two can be easily distinguished by morphological traits: the water snake has a longer, more slender body and a flattened head the same width as the neck, round pupils, and no heat-sensing pits. The cottonmouth has a fatter body, a wedge-shaped head with prominent venom glands that are wider than
Water Engineers for the Americas Water Engineers for the Americas Water Engineers for the Americas (WEFTA) is a 501(c)(3) nonprofit, founded in Santa Fe, New Mexico, in 2002. In rural populations around the world, approximately 15% of people do not have access to improved water systems, and between 30-50% have unimproved sanitation systems. Focusing on Latin American communities, WEFTA's mission is to ensure access to potable water and proper sanitation, reduce waterborne diseases, protect the environment, and lessen the burden of hauling and disinfecting water on families, especially the women and children. WEFTA is an all-volunteer organization. The volunteer board of directors is made up