منابع مشابه
Special challenges of maintaining wild animals in captivity in North America.
The maintenance of wild animals in captivity in North America is regulated by a number of different laws and government agencies in each country. Member institutions of zoo and aquarium associations in Canada, the United States of America and Mexico experience an extra tier of regulation in the form of industry standards, which are sometimes stricter than those imposed by government. Climate, n...
متن کاملThe Geographic Distribution of Animals and Plants in North America. ^
An accurate knowledge of the areas which, by virtue of their climatic conditions, are fitted for the cultivation of particular crops is of such obvious importance to agriculture that the IMvision of Ornithology and Mammalogy was early led to make a special study of the geographic distribution of the land animals and plants of liorth America; for the boundaries of areas inhabited by native speci...
متن کاملSpecial challenges of maintaining wild animals in captivity in South America.
The author summarises the occurrence of major diseases in wild animals maintained in captivity in South America. The epidemiology, impact and significance of the diseases are discussed, together with appropriate husbandry practices to control and prevent transmissible diseases. The following animal groups and pathologies are considered in this review: poxvirus dermatitis, gastroenteritis, pneum...
متن کاملCancer in Wild Animals
Cancer seems to affect all animals, from anteaters to zebras. Much less is known about the cancers that affect wild animals, in part because it is hard to study. Animals move around and may not be easily observed for long periods of time. The cancers that have been studied are very interesting and will certainly prove useful in the study of human cancer. As an example, Tasmanian devils have a t...
متن کاملPrevalence of Salmonella strains in wild animals from a highly populated area of north-eastern Italy.
INTRODUCTION Salmonella is a ubiquitous pathogen that can infect host species, like wild birds, rodents, and/or arthropods, which may transmit infection to domestic animals and human population. AIM In order to assess the related risk, a cross-sectional study was performed on 1114 carcasses of wild animals from a north-eastern area of the Emilia-Romagna Region, Italy. MATERIALS AND METHODS ...
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ژورنال
عنوان ژورنال: Science
سال: 1918
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.48.1248.547