What characteristic behavior emphasizes the high-energy demands required to fuel the Kinglet's tiny body?

Answer

Spending so much of its waking time foraging through constant motion

The bird's high metabolic rate necessitates spending a large portion of its daylight hours actively foraging just to meet its basic maintenance energy needs.

What characteristic behavior emphasizes the high-energy demands required to fuel the Kinglet's tiny body?
foodbirdKinglet