sunbitterns造句

These are shown to other sunbitterns in courtship and threat displays, or used to startle potential predators.
Male and female adult sunbitterns can be differentiated by small differences in the feather patterns of the throat and head.
The overall shape of the tail was rounded and wedge-shaped when viewed from above; due to the symmetrical feathers, the sides of the tail were probably not held fully fanned into the wind but swept back, forming a partially fanned wedge, as in some modern birds like accipiters, tyrant flycatchers and sunbitterns.
It's difficult to find sunbitterns in a sentence. 用sunbitterns造句挺难的