Fruit Flies Avoid Foods Rich in Calcium

Calcium is an essential element, whether too much or too little can affect the health of humans and animals. However, calcium taste was also found to exist in fruit flies, reveals a new study. Sensing calcium at all can be crucial. Though it doesn't fit into the five established tastes the tongue's receptors can identify sweet, sour, salty, bitter and savory (umami) humans can taste it, and describe it as slightly bitter and sour. New research conducted by scientists at UC Santa Barbara and ...