what is physiology of daphnia
Daphnia, also known as the water flea, is a common microcrustacean inhabiting freshwater ponds and lakes of North America and Europe. Useful for demonstrating many physiological phenomena and easily maintained in culture, Daphnia is an ideal animal for experimentation.aphnia are filter feeders. The setose thoracic legs act as sieves for filtering algae, bacteria, and small particles of debris from the water. Daphnia transfer food to the mouth and grind it with mandibles before it moves through the gut for digestion.