Simple sugar molecule: fructose

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

the electromagnetic energy from the sun arrives in the form of visible and invisible light.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.