作者: A. Marozzi , V.I. Cantarelli , F.M. Gomez , A. Panebianco , L.R. Leggieri
关键词: Biology 、 Wildlife management 、 Lama guanicoe 、 Pregnancy 、 Pregnancy Status 、 Logistic regression 、 Non invasive 、 Demography
摘要: Pregnancy status is usually not included in ecological studies because it difficult to evaluate. The use of non-invasive methods determine pregnancy, without physically restraining individual...