Meet the muntjac deer, nature’s glandular wonder Muntjacs also known as the barking deer or rib-faced deer, are small deer of the genus Muntiacus native to South Asia and Southeast Asia. This diminutive deer has glands that can open so wide; they can actually turn inside out! There’s one standout reason why muntjacs have captured people’s attention and become a viral sensation: the inflating glands on their face. Growing and swelling like balloons filling with air, these peculiar features are ac