Many animal displays involve colorful ornamental traits that signal an individual's quality as a mate or rival. Brilliant iridescent ornaments are common, but little is currently known about their production cost and signaling value. One potential cost of colorful ornaments is the acquisition of limited dietary resources that may be involved, directly or indirectly, in their production. Protein...

1 Sexual selection determines the elaboration of morphological and behavioural traits and thus 2 drives the evolution of phenotypes. Sexual selection on males and females can differ between 3 populations, especially when populations exhibit different breeding systems. A substantial body 4 of literature describes how breeding systems shape ornamentation across species, with a strong 5 emphasis o...

Mollusk remains are abundant in archaeological sites in the Guanzhong Basin of Northwestern China, providing good opportunities for investigations into the use of mollusks by prehistoric humans. Here we report on freshwater gastropod and bivalve mollusks covering the time interval from about 5600 to 4500 cal. yrs BP from sites of Mid-Late Neolithic age. They are identified as Cipangopaludina ch...

Graham Howes was a collector, in every sense. The walls of the home he shared with his beloved wife Shirley were festooned books and art, ornaments life rich adventures great s...

AbstractThis paper analyses and compares the Life Cycle Assessment of ceramics, bricks, steel, clay, polypropylene with cast stone widely used in architectural ornaments. Architectural ornaments include, for example, statues, Georgian window surrounds balustrading etc. A methodology was proposed within this study which verified after being applied to case study. The all materials performed from...

The closer the study of problems executing ornaments in England comes to eighteenth century, more various scientific materials become available and connections are found with continental countries Europe. Among many publications, it was necessary refer a large number instructions books designed for learning play instruments, including harpsichord, such as “The Harpsichord Master”, Playford’s pu...