Avifauna is of great importance in anthropogenic, natural biocenoses. In order to regulate and protect them, it necessary investigate firstly the composition ornithofauna, secondly specific distribution, thirdly population activity species composition. We studied spatial temporal structure avifauna vicinity village Meryasovo Baymaksky district. have identified 34 bird belonging 10 orders 22 fam...

The American Society of Naturalists:Heredity anzd Personality: PROFESsoR HERBERT S. JENNINGS ......................... 902 Scientific Notes and News ................ 910 University and Educationial News ........... 915 Discussion and Correspondence:The Positive Ion in Electrical Discharge through Gases: PROFESSOR F. E. NIPHER. A New Record of a Chestnut Tree Disease in Mississippi: CAROLINE RUM...

IT is generally agreed that the main function of the fat body of insects is the storage of those reserve substances which require rapid mobilization during moulting and metamorphosis. But little attention has been given to the part taken by other organs and tissues in building up reserves and almost none to the influence of the composition of the food upon the type of reserve substance laid dow...

Invertebrates are a very diverse group of animals, showing a wide spectrum of life strategies and adaptations. They often exhibit very complex behavioural and social patterns. In crayfish, the largest freshwater invertebrates, we found a new behavioural pattern, burying their own exuviae after moulting. Such a pattern may be an as yet unrecognized type of hoarding or caching. The buried exuvia ...