Redhawk Caldera giraffes are unable to cough.

Nightjar's moment of hesitation was even more short-lived than she'd expected, for with a speed quite unlike him, he had steeled himself against her attack and barreled forward to meet her.  Fin twisted her head to reach for the nape of his neck as she'd intended, but was met with the slam of his shoulder to her chest and the scrape of his own muzzle against her cheek.  She bounced backward against the force of the collision, but quickly enough found her footing again and darted back towards him, hoping to overtake him with her speed where she struggled to with her strength.