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A review of wildlife tourism and meta-analysis of parasitism in Africa’s national parks and game reserves

Odeniran, P. O. and Ademola, I. O. and Jegede, H. O.

Parasitol Res (2018) 117: 2359–2378

DOI: 10.1007/s00436-018-5958-8

Abstract

The recent increase of parasitic diseases associated with wildlife tourism can be traced to human contact with wildlife and intense modification of wildlife habitat. The continental estimates of parasitic diseases among visited wildlife-tourists and mammalian wildlife present in conservation areas are lacking; therefore, a general review was necessary to provide insights into Africa’s parasitic disease burden and transmission between humans and wildlife. A two-step analysis was conducted with searches in Ovid MEDLINE, EMBASE, PubMed, Web of Science and Global Health. All diseases reported without prevalence were grouped and analysed as categorical data while meta-analysis of prevalence rates of parasitic diseases in wildlife from national parks and reserves in Africa was conducted. Only 4.7% of the tourist centres reported routine wildlife diagnosis for parasitic diseases. Disease intensity shows that cryptosporidiosis and seven other parasitic diseases were observed in both human and wildlife; however, no significant difference in intensity between human and wildlife hosts was observed. Schistosomiasis intensity reports showed a significant increase (P \textless 0.05) while entamoebiasis showed a significant decrease (P \textless 0.05) in humans as compared to wildlife. Visiting tourists were more infected with malaria, while wildlife was more infected with parasitic gastroenteritis (PGE). The meta-analysis of wildlife revealed the highest prevalence of PGE with mixed parasites and lowest prevalence of Giardia spp. at 99.9 and 5.7%, respectively. The zoonotic and socioeconomic impact of some of these parasites could pose a severe public threat to tourism. Pre- and post-travel clinical examinations are important for tourists while routine examination, treatment and rational surveillance are important for these animals to improve wildlife tourism.

Citation

Odeniran, P. O., Ademola, I. O., & Jegede, H. O. (2018). A review of wildlife tourism and meta-analysis of parasitism in Africa’s national parks and game reserves. Parasitol Res, 117(8), 2359–2378. https://doi.org/10.1007/s00436-018-5958-8 Animals, Humans, Africa/epidemiology, Africa, Parasites, Wildlife, Animals, Wild/*parasitology, Conservation areas, Parasitic Diseases, Animal/epidemiology/*parasitology, Parasitic Diseases/epidemiology/*parasitology, Parks, Recreational, Tourists, Travel

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