Ecology is not synonymous with environment, environmentalism, natural history, or environmental science. It is closely related to evolutionary biology, genetics, and ethology. An important focus for ecologists is to improve the understanding of how biodiversity affects ecological function.ommunity ecology examines how interactions among species and their environment affect the abundance, distribution and diversity of species within communities. Community ecology is the study of the interactions among a collections of species that inhabit the same geographic area.
Definition: A matryoshka (plural: matryoshki) is a Russian nesting doll. Nesting dolls are often used as symbols of Russian culture, but matryoshka dolls have their origins in similar dolls made in Japan. Matryoshka dolls are popular souvenirs. It's possible to buy very simple matryoshki in sets of five or seven.
Russian artist creates dolls that are so eerily realistic that even he admits they make people feel uncomfortable. Michael Zajkov, from Moscow, handcrafts the dolls from polymer clay. Eyes are made from German glass and wigs from French mohair. Artist once worked at a puppet theatre and only made his first doll in 2010. see more news and stories from Russia at www.dailymail.co.uk/russia.