Rani Maria Thomas on Instagram: "The **choana** is a slit-like opening on the roof of a bird’s mouth that connects the **nasal cavity to the throat**. Birds **lack a soft palate**, making the choana vital for **breathing and health assessment**. 🔍 **Why the choana is important:** • Main airway from nares → trachea • Helps warm, humidify & filter air • Supports normal respiration & vocalisation 🩺 **Clinical pearl for vets:** • **Sharp choanal papillae** = healthy bird • **Blunted / thickened pa