Animals 75 Argentina Male classification animal 73 male 73 Female 71 female 69 anatomy and histology 34 article 31 Animal Distribution 30 animal dispersal 28 growth, development and aging 27 parasitology 21 Animal Structures 20 animal structures 20 physiology 19 Body Size 18 Ecosystem 18 Organ Size 18 body size 18 ecosystem 18 histology 18 organ size 18 Beetles 12 isolation and purification 11 Taxonomy 10 beetle 10 genetics 10 human 10