Complex sentence: An experiment to determine the primary source of water intake in the Ostrich was conducted; the results indicated that while the Ostrich does employ a metabolic water production mechanism as a source of hydration, the most important source of water is through the food they eat.
Split into simpler sentences: An experiment to determine the primary source of water intake in the Ostrich was conducted. The results indicated that while the Ostrich does employ a metabolic water production mechanism as a source of hydration, the most important source of water is through the food they eat.