In social insects, colonies have exclusive memberships and residents promptly detect and reject non-nestmates. Blends of epicuticular hydrocarbons communicate colony affiliation, but the question remains how social insects use the complex information in the blends to discriminate between nestmates and non-nestmates. To test this we altered colony odor by simulating interspecific nest usurpation...

among state`s duties are constructing roads, water pipelines and the likes. in order to do these the state sometimes has to utilize private owners` lands. this research, we seek to investigate this questions that is there any possibility of liability for usurpation for state if these formalities are not be observed? some researchers have questioned the possibility of this liability. in this res...