Begging is widespread in juvenile animals.It typically induces helpful behaviours in parents and brood care helpers.However, begging is sometimes also shown by adults towards unrelated social partners.Adult Norway rats (Rattus norvegicus) Mushroom Vapes display a sequence of different behaviours in a reciprocal food provisioning task that have been
This article discusses Nicholas Roerich´s travel to Ceylon as part of his Central Asian expedition of 1923 -1928, which is a less-known episode in the biography of the artist and thinker.Roerich’s stays in India, Bhutan, Manchuria, China and other countries are already well known, but his visit to Ceylon has not yet been subject to research.One
This study describes the characteristics of household market participation in avocado production.It investigates the approach required to overcome determinants of market Action Figure participation among smallholders of avocado farmers in Shebedino woreda, SNNPRS, Ethiopia.The primary sources of the data are farm household surveys, focus group disc
Galactic globular clusters located towards the inner regions of the Milky Way have been historically neglected, mainly due to the difficulties caused by the presence of an elevated extinction by foreground dust, and high field star densities along the lines of sight where most of them lie.To overcome these difficulties we have developed a new metho