Callao Cave
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Callao Cave is one of 300 limestone caves located in the Barangays of Magdalo and Quibal in the municipality of Peñablanca, about 24 km northeast of Tuguegarao City, the capital of Cagayan province wi
Callao Cave's fifth chamber
Callao Cave
Homo luzonensis
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Homo luzonensis, also known as Callao Man and locally called "Ubag" after a mythical caveman, is an extinct, possibly pygmy, species of archaic human from the Late Pleistocene of Luzon, the Philippine
Luzonensis Molars
Homo luzonensis metatarsal
Comparison of teeth (above) and foot phalanges (below) of A. afarensis (left), H. luzonensis (center), and modern humans (right)