Animals Argentina Ecosystem ecosystem 100 animal 98 article 56 male 50 Male 48 female 48 Female 44 nonhuman 44 physiology 32 classification 30 growth, development and aging 30 Seasons 24 Article 22 larva 22 Biodiversity 20 Insect Vectors 20 Larva 20 Triatoma 20 Triatoma infestans 20 controlled study 20 Chagas disease 18 Humans 18 anatomy and histology 18 human 18 parasitology 18 Chagas Disease 16 Culicidae 16