АНАЛИЗ СТРУКТУРЫ СМЕРТНОСТИ У БЕЗНАДЗОРНЫХ ПОЛОВОЗРЕЛЫХ СОБАК (СЕКЦИОННОЕ ИССЛЕДОВАНИЕ)

Abstract

Stray animals are such animals that are left without owner’s care, they are part of society, serving as sources of zooanthroponosis. There are no works devoted to analysis and classification of death causes of stray animals on Altai Territory. Objective of the research is to study mortality structure of stray mature dogs. The objects of research were the corpses of 41 sexually mature stray dogs from the Altai Territory, and kept by volunteers and animal protection organizations in the period 2017-2020. Research methods include registration of an animal; autopsy; photographing; statistical processing and analysis of the obtained data. The results showed that 33% of the studied stray dogs died as a result of the action of toxic substances of unknown nature (poisoning), at the age of 3-4 years and 7-8 years; 22% - infectious diseases, at the age of from 6 months up to 5-6 years old; 15% - dirofilariasis, at the age of 2 years and 4-7 years 4 10% - extensive heart thrombosis, at the age of 1-3 years, 5-6 years and over 10 years; 10% - mechanical injuries (car injuries), at the age of 3-8 years; 7% - mechanical asphyxia, at the age of 5, 6 and 10 years; 2% - cancer, at the age of 2 years. The death causes of stray dogs are the result of the action of toxic substances of unknown nature (poisoning); infectious diseases (plague of carnivores and piroplasmosis); autointoxication (sources: stomach, intestines, liver, pancreas); car injuries; closing of the larynx lumen with a foreign object and liver cancer with metastases.