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Aggression to dummy cuckoos by potential European cuckoo hosts
Aggression directed by 53 potential host species towards a dummy of the parasitic common cuckoo, Cuculus canorus, was tested in relation to their breeding habitat, their suitability as a host and… Expand
No evidence for recognition errors in Acrocephalus warblers
warblers. – J. Avian Biol.33: 31–38.Failure to recognise own eggs (recognition errors) may be an important selectiveforce behind acceptance of parasitic eggs, leading to a balance between rejecters… Expand
Disintegration of microorganisms and preparation of yeast cell walls in a new type of disintegrator.
Microbial cells were disintegrated in a new type of rotary disintegrator with a disc stirrer by a combination of shear force layers, collisions, and rolling of glass beads which were brought into… Expand
Effect of stretch combined with electrical stimulation on the type of sarcomeres produced at the ends of muscle fibers
Stretching a muscle results in a rapid addition of sarcomeres at the ends of the muscle fibers. The effect of a pattern of electrical stimulation resembling that of a slow motoneuron on the newly… Expand
EXPERIMENTAL EVIDENCE FOR INTERSPECIFIC FEMALE MIMICRY IN SYMPATRIC FICEDULA FLYCATCHERS
- Glenn-Peter Sætre, M. Král, V. Bičík
- Biology, Medicine
- Evolution; international journal of organic…
- 1 June 1993
Interactions between closely related species in zones of overlap have received much attention in biological literature. Related species may have similar ecological requirements as well as… Expand
CuckooCuclus canorus parasitism onAcrocephalus Warblers in Southern Moravia in The Czech Republic
The Reed Warbler,Acrocephalus scirpaceus, in the Lednice area, Southern Moravia in the Czech Republic, was parasitized by the Cuckoo,Cuculus canorus, at a rate of at least 18.0 %. The Cuckoo eggs… Expand
Inter-specific aggression between the Collard Flycatcher and the Pied Flycatcher : the selective agent for the evolution of light coloured male Pied Flycatcher populations?
The average plumage colour of the head and back of male Pied Flycatchers varies geographically. Light-coloured males live in sympatry, dark-coloured males in allopatry with the Collared Flycatcher.… Expand
Nest defence by the collared flycatcher (Ficedula albicollis) against the great Tit (Parus major)
FACULTAS RERUM NATURALIUM ( 2001 – 2002 ) BIOLOGICA 39 – 40 SOCIAL AND SEXUAL BEHAVIOUR IN CAPTIVE BREEDING GROUPS OF WHITE RHINOCEROS
The aim of the study was to discovere the causes of low numbers of births of white rhinoceroses in the zoological gardens. For that purpose social relations in a group and behaviour of rhinoceroses… Expand
DISTRIBUTION AND HABITAT SELECTION OF BADGER ( MELES MELES ) IN SOUTHERN MORAVIA
The density and distribution of European badger was studied during the years 1996–1999 in southern Moravia (Czech Republic). Research was based on questionnaire data from various hunting grounds of… Expand