The most noticeable difference between human brains and other mammalian brains is the size of the

Cells of an organism tell each other when predators are near.

The type of functional response expected of the eastern  kingbird in order  to increase insect prey abundance is the type ii functional response. this is characterized by a decreasing intake rate wherein it is assumed that the consumer is restricted by its capacity to process its food. in this regard, to increase insect prey abundance, the consumption of the eastern kingbird must decrease.