Despite only a fraction of all organisms having evolved extravagant secondary sexual characters, these have played an important conceptual, theoretical and empirical role in evolutionary biology (Darwin, 1871; Cronin, 1991; Andersson, 1994). Secondary sexual characters such as the antlers of deer and the train of the blue peacock Pavo cristatus are presumed to have arisen and be maintained as a...

In early India, people handcrafted jewellery out of natural materials found in abundance all over the country. Seeds, feathers, leaves, berries, fruits, flowers, animal bones, claws and teeth; everything from nature was affectionately gathered and artistically transformed into fine body jewellery. Even today such jewellery is used by the different tribal societies in India. It appears that both...

The architecture of buildings in Ubud Village has a peculiarity because it uses the concept Traditional Balinese Architecture, and people mostly work as sculptors, so building more carvings or ornaments. One ofthe is angkul-angkul. Angkul-angkul one area traditional house that an access entrance to yard Hindu community. With influence technological advances, globalization cultural acculturation...

Carotenoids determine the yellow-red colours of many ornaments, which often function as signals of quality. Carotenoid-based signalling may reliably advertise health and should be particularly sensitive to parasite infections. Nematodes are among the commonest parasites of vertebrates, with well-documented negative effects on their hosts. However, to date, little is known about the effects that...

Sperm cells are highly vulnerable to free radicals, and sperm quality and male fertility are critically affected by oxidative stress. Recently, sexual ornaments, particularly carotenoid-based colourful traits, have been proposed to depend on a male's capacity to resist oxidative stress, and thus to signal sperm quality. We conducted an experimental test of this hypothesis on great tits Parus ma...

This study aims to explain the form and social meaning of Lontiok House in Kampar District, Pulau Belimbing Village. The house has a unique/traditional architecture because its patterns ornaments carvings so that splendor can be seen even more. characteristics colors depict life daily personality Malay people, which are thick with customs must upheld Islamic religion is firmly applied everyday ...