MorphologyRead full entry
Leptonycteris nivalis is 70-90 mm long, weighing 18-30 g. Their hair coat on their back is pale brown to gray. They have three vertebrae in their tail; however, it is not visible externally. L. nivalis has a third finger that measures 105mm. Long hairs protrude from and extend past a narrow piece of skin along the inside edge of each leg called the interfemoral membrane or uropatagium. They have an elongated snout with a triangular nose leaf on the end. In order to feed on nectar, Mexican long-nosed bat have a long tongue with inward-pointing, elongated papillae at its tip (U.S. Fish and Wildlife Service, 2000). The dental formula is 2/2, 1/1, 2/3, 2/2x2 = 30 (Davis & Schmidly, 1997).
Average mass: 18-30 g.
Range length: 70 to 90 mm.
Other Physical Features: endothermic ; bilateral symmetry