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Ablattaria Arenaria
''Ablattaria arenaria'', the snail hunter, is a beetle in the carrion beetle family Silphidae which preys on snails. It is native to the eastern Mediterranean. Adults become active in the spring, and the activity's start time is influenced by relative humidity Humidity is the concentration of water vapor present in the air. Water vapor, the gaseous state of water, is generally invisible to the human eye. Humidity indicates the likelihood for precipitation, dew, or fog to be present. Humidity depe .... References Silphidae Beetles described in 1876 {{silphidae-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Ernst Gustav Kraatz
Ernst Gustav Kraatz (13 March 1831 – 2 November 1909) was a German entomologist. He collected and described numerous beetles including Staphylinidae. Kraatz was born in Berlin on 13 March 1831. He studied law in the University of Heidelberg and at the University of Bonn but found no interest in it and through the influence of Carl August Dohrn he shifted to study entomology at the University of Berlin and later became was a professor. He was mainly interested in Coleoptera Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ .... Kraatz worked on the beetle fauna of the whole world using the vast collections in the Natural History Museum of Berlin and described numerous species. Loss of eyesight led to stoppage of work and he died in Berlin. His collection is held by Deutsches ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Silphidae
Silphidae is a family of beetles that are known commonly as large carrion beetles, carrion beetles or burying beetles. There are two subfamilies: Silphinae and Nicrophorinae. Nicrophorines are sometimes known as sexton beetles. The number of species is relatively small at around two hundred. They are more diverse in the temperate region although a few tropical endemics are known. Both subfamilies feed on decaying organic matter such as dead animals. The subfamilies differ in which uses parental care and which types of carcasses they prefer. Silphidae are considered to be of importance to forensic entomologists because when they are found on a decaying body they are used to help estimate a post-mortem interval. Taxonomy, evolution, and etymology The family Silphidae belongs to the order Coleoptera. They are commonly referred to as carrion beetles or burying beetles and are usually associated with carrion, fungi, and dung. In the past, members of the family Agyrtidae were include ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Relative Humidity
Humidity is the concentration of water vapor present in the air. Water vapor, the gaseous state of water, is generally invisible to the human eye. Humidity indicates the likelihood for precipitation, dew, or fog to be present. Humidity depends on the temperature and pressure of the system of interest. The same amount of water vapor results in higher relative humidity in cool air than warm air. A related parameter is the dew point. The amount of water vapor needed to achieve saturation increases as the temperature increases. As the temperature of a parcel of air decreases it will eventually reach the saturation point without adding or losing water mass. The amount of water vapor contained within a parcel of air can vary significantly. For example, a parcel of air near saturation may contain 28 g of water per cubic metre of air at , but only 8 g of water per cubic metre of air at . Three primary measurements of humidity are widely employed: absolute, relative, and specific. Ab ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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