General Aspects - Current and Further Perspectives;
Cenozoic South American Metatherians (Mammalia, Theria) as Indicators of Climate-Environmental Changes;
Didelphis virginiana (Marsupialia, Didelphimorphia): A Proposal for Its Use as Biomonitor of Environmental Pollution;
An Arboreal Marsupial as an Indicator of Forest Degradation;
The Physiological Ecology of the Enigmatic Colocolo Opossum, the Monito Del Monte (Genus Dromiciops) and Its Role as a Bioindicator of the Broadleaf Biome;
Organochlorine Pesticides in Rivers from Riparian Cloud Forests: Prediction of Concentrations in the Fruit Bat Sturnira hondurensis;
Marine Mammals as Indicators of Environmental Pollution and Potential Health Effects;
Heavy Metal Impacts: An Evaluation of Toxicological Concern in Stranded Odontocetes in Southern South America;
Reproductive and Teratogenic Effects of Pesticides on Great Apes (Hominidae);
Epilogue and Final Remarks