WebOrnithology is a branch of zoology that concerns the "methodological study and consequent knowledge of birds with all that relates to them." Several aspects of ornithology differ from related disciplines, due partly to the high visibility and the aesthetic appeal of birds. It has also been an area with a large contribution made by amateurs in terms of …

WebHabitat fragmentation describes the emergence of discontinuities (fragmentation) in an organism's preferred environment (), causing population fragmentation and ecosystem decay.Causes of habitat fragmentation include geological processes that slowly alter the layout of the physical environment (suspected of being one of the major causes of …

WebSir David Frederick Attenborough (/ ˈ æ t ən b ə r ə /; born 8 May 1926) is an English broadcaster, biologist, natural historian and author. He is best known for writing and presenting, in conjunction with the BBC Natural History Unit, the nine natural history documentary series forming the Life collection, a comprehensive survey of animal and …

WebMolecular biology / m ə ˈ l ɛ k j ʊ l ər / is the branch of biology that seeks to understand the molecular basis of biological activity in and between cells, including biomolecular synthesis, modification, mechanisms, and interactions. The study of chemical and physical structure of biological macromolecules is known as molecular biology. Molecular biology was first …

WebHerbert George Wells was born at Atlas House, 162 High Street in Bromley, Kent, on 21 September 1866. Called "Bertie" by his family, he was the fourth and last child of Joseph Wells, a former domestic gardener, and at the time a shopkeeper and professional cricketer and Sarah Neal, a former domestic servant.An inheritance had allowed the family to …

WebDavid Sloan Wilson (born 1949) is an American evolutionary biologist and a Distinguished Professor Emeritus of Biological Sciences and Anthropology at Binghamton University.He is a son of author Sloan Wilson, and co-founder of the Evolution Institute, and co-founder of the spinoff nonprofit Prosocial World

WebNatural selection is the differential survival and reproduction of individuals due to differences in phenotype.It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations. Charles Darwin popularised the term "natural selection", contrasting it with artificial selection, which in his view is intentional, …

WebEcology (from Ancient Greek οἶκος (oîkos) 'house', and -λογία () 'study of') is the study of the relationships between living organisms, including humans, and their physical environment.Ecology considers organisms at the individual, population, community, ecosystem, and biosphere level. Ecology overlaps with the closely related sciences of …

WebThe Universal Decimal Classification (UDC) is a bibliographic and library classification representing the systematic arrangement of all branches of human knowledge organized as a coherent system in which knowledge fields are related and inter-linked. The UDC is an analytico-synthetic and faceted classification system featuring detailed vocabulary and …

WebAn environmental organization is an organization coming out of the conservation or environmental movements that seeks to protect, analyse or monitor the environment against misuse or degradation from human forces.. In this sense the environment may refer to the biophysical environment or the natural environment.The organization may be a charity, a …