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Showing 1 to 6 of 6 for “"Erithacus"”.

  1. USE OF SUB-SAHARAN VULTURES IN TRADITIONAL MEDICINE AND CONSERVATION AND POLICY ISSUES FOR THE AFRICAN GREY PARROT (Psittacus erithacus)

    Dunn, Kristina

    clemson Repository record

  2. FEATHER DAMAGING BEHAVIOUR IN PETS PARROTS: SURVEY ON AN ITALIAN POPULATION AND FECAL CORTICOIDS EXCRETION IN AFRICAN GREY PARROTS (Psittacus Erithacus)

    Schiavone, Achille, Costa, PierlucaUniversità degli Studi di Torino2018

    unito Repository record

  3. I See, Therefore I Think - The Role of Observed Realities on Cognition in Rooks (Corvus frugilegus) and African Grey Parrots (Psittacus erithacus)

    Cornero, FrancescaUniversity of Cambridge2025

    … studies with African grey parrots (Psittacus erithacus). Like parrots, one rook also demonstrated full Stage 6b (multiple invisible displacements), including evidence of representation, whereas other individuals ranged between Stage 5a (single visible displacements) and 6a (single invisible …

    cambridge Repository record

  4. Site fidelity and territorial behaviour of some migratory passerine species overwintering in the Mediterranean area

    Cuadrado, MarianoLund University (Suecia)1995

    … species (Blackcaps, Sylvia atricapilla, Robin Erithacus rebecula and Black Redstart Phoenicurus ochrurus) were studied at five sites in Spain during winters 1981-84 and 1989-1994. Some birds exhibited winter site fidelity. Recoveries occurred mostly within the same winter of ringing. However, …

    dialnet Repository record

  5. Potential of remote sensing and GIS as landscape structure and biodiversity indicators

    Ivits-Wasser, Eva

    … presence-absence of Sorbus aucuparia (plants), Erithacus rubecula (birds) and Pterostichus melanarius (carabides) species were investigated. Canonical Correspondence Analysis of abundance data revealed little difference between visually interpreted and segmented patch indices within and between …

    freiburg-diss Repository record

  6. Beeinflussung der Orientierung bei Rotkehlchen durch Rufe und künstliche Laute

    Reichl, ThomasUniversität Oldenburg

    Mit dieser Arbeit wurde experimentell geprüft, ob Zugrufe von Rotkehlchen eine Zugrichtungsänderung bei Artgenossen hervorrufen können. Das Ergebnis dieses Experiments könnte die Frage beantworten, ob Zugrufe Einfluss auf die Orientierung haben. Dazu wurden den zugbereiten Versuchstieren mittels …

    oldenburg Repository record