4741 to 4752 of 13838 results
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Protremaster, a new Lower Jurassic genus of asteroid from Antarctica
Read more of: Protremaster, a new Lower Jurassic genus of asteroid from AntarcticaA new and well-preserved.asteroid, Protremaster uniserialis (gen. & sp.nov.) is described from the Lower Jurassic (Sinemurian) of Antarctica. This find extends the fossil record of the family Asterinidae and the […]
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Modelling studies of ionospheric convection in northern and southern polar regions
Read more of: Modelling studies of ionospheric convection in northern and southern polar regionsThe realistic model of Quegan et al. has been used to investigate the convection paths of ionospheric plasma at 300 km altitude, for different polar cap radii and in both […]
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Brood reduction in the Blue-eyed Shag Phalacrocorax atriceps
Read more of: Brood reduction in the Blue-eyed Shag Phalacrocorax atricepsBrood reduction is common in a population of Blue‐eyed Shags on Signy Island, South Orkney Islands. This paper describes possible adaptations which may reduce the brood. In clutches of three, […]