At least 10 distinct vocalizations have been identified: snorting, honking, bleating, roaring, squeak-panting, moo-grunting, shrieking, groaning, rumbling and humphing.
en.wikipedia.org Because the flamingo's respiratory system is shared with multiple functions, panting must be controlled to prevent hypoxia.
en.wikipedia.org After about three hours, two lozenges full of panting humans whizz past, and the big screen tells you which of the blue teams has won.
www.independent.co.uk Symptoms of heatstroke include restlessness, excessive thirst, heavy panting, lethargy, lack of appetite, dark tongue, vomiting, and lack of coordination.
en.wikipedia.org