The big crested mastiff bat (Promops centralis ), is a bat species from South and Central America.
It can be differentiated from the other species of Promops, the brown mastiff bat, by its longer forearm.The brown mastiff bat has a forearm length less than 50 mm (2.0 in), while the big crested mastiff bat has one greater than 51.5 mm (2.03 in).It has a dental formula of 1.1.2.32.1.2.3 for a total of 30 teeth.
The big crested mastiff bat is found in Central and South America.It is found in the following countries: Argentina, Belize, Bolivia, Brazil, Colombia, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Nicaragua, Paraguay, Peru, Suriname, Trinidad and Tobago, and Venezuela.It is found at a range of elevations, from sea level to 1,800 m (5,900 ft) above sea level.
It is a social animal, roosting in small colonies of up to 6 individuals during the day.These roosts consist of the space underneath tree bark, the undersides of palm leaves, or tree hollows.It navigates and detects prey using echolocation.Its search calls have an average duration of 20.6 ms, with a starting frequency of 23.0 kHz, an ending frequency of 25.6 kHz, and a peak frequency of 24.7 kHz.
