Claim: Zacatonal is a 306 km (118 sq mi) montane (refers to "high altitude") grasslands and shrubland (a biome defined by the World Wildlife Fund) neotropical realm in the Trans-Mexican Volcanic Belt pine-oak forests with 204 bird species and 48 mammal species.
Evidence: The Zacatonal consists of several enclaves of grassland and shrubland occupying the highest peaks of the Trans-Mexican Volcanic Belt, covering about 306 square kilometers (118 sq mi). The Zacatonal is a montane grassland and shrubland ecoregion of central Mexico. Zacatonal is surrounded by the Trans-Mexican Volcanic Belt pine-oak forests ecoregion at lower elevations. Neotropical 204 48 The term "montane" in the name of the biome refers to "high altitude", rather than the ecological term which denotes the region below treeline. Montane grasslands and shrublands is a biome defined by the World Wildlife Fund.