Background Postzygotic isolation in the form of reduced viability and/or fertility of hybrids may help maintain species boundaries in the face of interspecific gene flow. Past hybridization events between ...

The family Ichneumonidae represents a very species-rich family of parasitoid Hymenoptera. In Norway, 1583 different Ichneumonid species have been reported so far. The present survey gives distributional records for 98 ...

The two aphid species Panaphis juglandis (Goeze, 1778) and Chromaphis juglandicola (Kaltenbach, 1843) were recorded on leaves of common walnut (Juglans regia L.) in June and July 2014 in the Botanical garden at Tøyen, Oslo. ...

Background The population size of Atlantic walruses (Odobenus rosmarus rosmarus) is depleted relative to historical abundance levels. In Svalbard, centuries of over-exploitation brought the walrus herds to ...

As is the case many places in Oceania, adoption is of frequent occurrence in Wogeo Island, Papua New Guinea. Through descriptions of adoption as it is practised on the island, the author shows how people's belonging is ...

Viking, Norsk arkeologisk årbok, Bind LXXVII – 2014, side 55-75.

Background: Heligmosomoides polygyrus is a widespread gastro-intestinal nematode infecting wild Apodemus (wood mice) throughout Europe. Using molecular and morphological evidence, we review the status of Heligmosomoides ...

Published September 30th 2004 © Routledge http://www.routledge.com/books/details/9780415303514/

Abundant new ichthyosaur material has recently been documented in the Slottsmøya Member of the Agardhfjellet Formation from the Svalbard archipelago of Norway. Here we describe a partial skeleton of a new taxon, Janusaurus ...

This second volume concerning the excavations in the Viking-period town Kaupang in 1998–2003 examines types of find used in economic transactions: coins, silver ingots, hacksilver, balances and weights. Changes in the type ...