Diet and Foraging Behavior![]() Swiftlets only eat small insects – between 0.01 and 0.72 gms – which they catch when they are flying. Some of the insects that are part of their diet are flying ants, wasps, bees, flies, beetles, mosquitoes and small bugs.To feed their offspring, swiftlets will compress the food in their mouths and regurgitate it at the nest site. |