The fossils of castor fiber from the middle Pleistocene site of Gruta da Aroeira (Portugal) and human-beaver interaction

Here we analyze the fossil remains of Castor fiber from Middle Pleistocene site Gruta da Aroeira, in Almonda karst system, Tagus basin (Torres Novas, Portugal) and discuss archaeological implications presence beavers region. The system has been backdrop for human evolution Portugal, because there are different localities, ages, to Holocene, with hominins as well faunal remains. Beaver fossils have found deposits at least three cavities system: Oliveira Galeria Cisterna. Here, first time, describe Aroeira. Aroeira remarkable they westernmost record Europe dated Marine Isotope Stage (MIS) 11, around 420 ka. aim present article is twofold, firstly study locality, secondly palaeoecological palaeoenvironmental this rodent sites. This allows us hominin-beaver interactions.