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Showing 1 to 5 of 5 for “"Larus marinus"”.
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The foraging ecology and conservation of the Great Black-backed Gull Larus marinus
… foraging ecology; the Great Black-backed Gull Larus marinus. I firstly use a stochastic population model to project changes in Great Black-backed Gull populations under IUCN Red List criteria at a global, continental, and national scale over 36 years. I demonstrate Great Black-backed Gulls have …
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Fuglafána Vatnshamravatns í Borgarfirði.
… kría (sterna paradisaea), hettumáfur (Larus ridibundus), svartbakur (Larus marinus) og stelkur (Tringa totanus). Álft var auk þess eina tegundin sem sást í öll talningarskiptin en tólf tegundir sáust aðeins einu sinni á talningartímabilinu. Nauðsynlegt væri að fara út í frekari …
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An empirical and theoretical investigation of kleptoparasitic foraging behaviour in mixed-species aggregations of gulls (Laridae)
… focal species were the Great black-backed gull (Larus marinus), Herring gull (Larus argentatus), Black-headed gull (Chroicocephalus ridibundus), and Common gull (Larus canus), these species forage together but differ in size and competitive ability. Foraging at the sites was recorded and analysed …
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The lifestyle of Antarcticavis capelambensis through a study of Polar section modulus
… morphospaces, closest to Mergus merganser and Larus marinus, showing Antarcticavis would live similarly to those modern avians. Vegavis iaai plotted similarly to Antarcticavis. Morphospace trends seen on the modern avian polar section modulus graphs range from continuous to dichotomous …
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Effects of Herring Gulls and Great Black-backed Gulls on Breeding Piping Plovers, South Monomoy Island, Massachusetts
The large population of breeding Herring Gulls and Great Black-backed Gulls on South Monomoy Island, Cape Cod, Massachusetts has been thought to negatively affect the breeding success of the threatened Piping Plover. Following the Piping Plover Recovery Plan s call for gull colonies to be removed …