Search results for "Anas platyrhynchos"

showing 2 items of 2 documents

Coll-verd, Ánade real (VER0000075)

1932

Altres noms vulgars: Mallard (Anglès), Canard colvert (Francès), Stockente (Alemany) Gabinet de Vertebrats (Departament de Zoologia), Facultat de Ciències Biològiques (Campus de Burjassot), C/ Doctor Moliner, s/n, Bloque B. 5é plant, Burjassot (Valencia). Armari: 7-1 Europa 1932 Macho Adulto

Cisnes gansos y patosAnas platyrhynchos (Linnaeus 1758)Anatidae
researchProduct

Data from: Inter-annual variation and long-term trends in proportions of resident individuals in partially migratory birds

2016

Partial migration – a part of a population migrates and another part stays resident year-round on the breeding site – is probably the most common type of migration in the animal kingdom, yet it has only lately garnered more attention. Theoretical studies indicate that in partially migratory populations, the proportion of resident individuals (PoR) should increase in high latitudes in response to the warming climate, but empirical evidence exists for few species. We provide the first comprehensive overview of the environmental factors affecting PoR and the long-term trends in PoR by studying 27 common partially migratory bird species in Finland. The annual PoR values were calculated by divid…

WinteringCygnus olorSturnus vulgarisBucephala clangulaAnas platyrhynchosLarus argentatusproportion of migrantstree seed cropCerthia familiarismedicine and health carenon-breeding habitat qualityCorvus coroneCyanistes caeruleusLoxia curvirostraCorvus monedulaParus majorwintering areaTurdus merulaCarduelis chlorisfluctuating food availabilityproportion of residentsEmberiza citrinellaAythya fuliguladensity-dependent strategyCygnus cygnusLife SciencesCarduelis spinusCarduelis flammeaTurdus pilarisrange shiftbird feedingMergus merganserEmberiza schoeniclusLarus marinusFringilla montifringillaMedicineLarus canusPyrrhula pyrrhulaRegulus regulusFringilla coelebs
researchProduct