Aerial surveys of Caspian seals on the winter ice field in Kazakhstan territorial waters were carried out in February 2005 and 2006 to assess the annual pup production for the species and natural predation on newborn pups. Estimated pup production was 21063 in 2005 and 16905 in 2006 (including an estimated figure for pups born in Russian territory in each year). The breeding population size of ...

Snake bite was known as one of the most important public health concerns world wild. Respiratory and cardiac problems and destruction of endothelium system occurs as a result of snake bite. Some proteins and peptides in snake venom have potential for drug discovery studies. According to the important role of cell adhesion and angiogenesis in cancer development, identification of new therapeutic...

Introduction Perhaps, the most exciting equine discovery of the 20th century was that the Caspian is not a pony, but an ancient breed of miniature horse, previously believed to have been extinct for over a thousand years. These animals native of the areas around the Elborz Mountains and Caspian Sea in Iran, are extremely rare and were rescued from extinction in 1965 by an American L.FIROUSE [11...

This essay will provide an estimate of the Amerindian population on the southern littoral of the state of Rio de Janeiro, at the time of first contact with Europeans in 1500. It will also attempt to trace the decline of that population up to 1600, taking into consideration forms of labor exploitation and disease. Environmental impact of this population will then be assessed as an essential aspe...

prevalence of various intestinal helminthiasis has been established among the population of 42 villages in gonbad kavus in the north-east of the caspian littoral during a longitudinal health survey undertaken in this area. stool examination by formaline ether technique been performed among 1240 randomly selected population. surprisingly and contrary to most other areas in iran; very low infecti...

according to the increased probability of the presence of nanomaterials in the aquatic ecosystems, the present study examined the toxicity of three engineered silver nanoparticles (agnps) as well as silver ions in the pontogammarus maeoticus, a brackish water benthic organism living in the littoral zone of the caspian sea. the animals were acutely exposed to different concentrations of two comm...