The female crouches and the male mounts, resting on his tarsi and fluttering his wings to keep balance; the female may gape, scream, or utter an alarm call.
Females approach males with the neck drawn in and the body and head horizontal, sometimes "head tossing" and uttering a liquid call.
The intrusion by another male results in the resident uttering a territorial call, and, if the intruder does not leave, the resident charges him, attempting to butt him off the boulder.
A third threat posture, called "choking," often used by both members of a pair to intimidate another pair, consists of standing with legs bent, breast lowered, head pointed down, and the tongue lowered, while rhythmically jerking the head and uttering a deep call.
It can also utter a barking alarm call.
In one of the latter cases a male additionally uttered an advertisement call after the presentation of a conspecific advertisement call.
That our most senior diplomat still finds it acceptable to utter "man up" as a call to bravery is a misogyny-soaked problem enough to deserve its own column.
Birds also utter a muted huu-huu-huu call while foraging, and make a squealing call in courtship.
Call of Duty 4: Modern Warfare Publisher: Activision Platform: Xbox 360 Let's get one thing straight right from the start here: I am a total, utter, disgusting Call of Duty 3 addict.
She seizes up in group discussions at her daycare center when it is her turn to contribute and cannot bring herself to utter a word during phone calls even when she has requested they be made in the first place.
