Subject

Now showing items 1-3 of 3

Populations of surface-nesting seabirds at Marion Island, 1994/95-2002/03

Crawford R.J.M.; Cooper J.; Dyer B.M.; Greyling M.D.; Klages N.T.W.; Ryan P.G.; Petersen S.L.; Underbill L.G.; Upfold L.; Wilkinson W.; De Villiers M.S.; Du Plessis S.; Du Toit M.; Leshoro T.M.; Makhado A.B.; Mason M.S.; Merkle D.; Tshingana D.; Ward V.L.; Whittington P.A. (2003)

During the 1990s and early 2000s, populations of surface-nesting seabirds at Marion Island showed different trends, but for the majority of species numbers decreased. Reduced numbers of gentoo penguins Pygoscelis papua, ...
The potential costs of flipper-bands to penguins

Jackson S.; Wilson R.P. (2002)

1. The published literature on the effects of flipper-bands on penguin ecology is reviewed. Six published studies show the following. 2. In Adélie Penguins Pygoscelis adeliae, flipper-bands directly damaged flippers, ...
Two gonadotropin-releasing hormone receptor subtypes with distinct ligand selectivity and differential distribution in brain and pituitary in the goldfish (Carassius auratus)

Illing N.; Troskie B.E.; Nahorniak C.S.; Hapgood J.P.; Peter R.E.; Millar R.P. (1999)

In the goldfish (Carassius auratus) the two endogenous forms of gonadotropin-releasing hormone (GnRH), namely chicken GnRH II ([His5,Trp7,Tyr8]GnRH) and salmon GnRH ([Trp7,Leu8] GnRH), stimulate the release of both ...