Category Archives: Animal Behavior & Communication

Animal Behavior: New Research

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However, many adaptations, such as camouflage, distastefulness and mimicry, that are primarily morphological or physiological, often depend for their efficacy on the animal behaving in the right way. But he also made Lehrman see that he had rejected some useful aspects and methodologies of ethology. However, many physical maturation effects are confounded with increased experience, and the two may be difficult to distinguish as agents of change. It is a term used to refer to an animal that has been domesticated, but has escaped and returned to being wild, while still living in its current environment.

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Pheromones and Animal Behavior: Chemical Signals and

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Withdrawal behaviour, however, is inhibited directly by feeding because activity in the complex set of neurons controlling feeding inhibits activity in the neurons controlling withdrawal. After 75 days, the five sites treated with dingo scents had minimal activity and no new burrows, while wombats recolonised all control burrows. Pygmy chimpanzee social organization: Variation with party size and between study sites. Roles of wetlands in aquatic and terrestrial landscapes, wetland classification schemes, and conservation programs.

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Animal Behavior and Wildlife Conservation

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Why have humans evolved traits such as adoption, celibacy and homosexuality that appear to impose severe reproductive costs? When an approaching predator is spotted, one or more individuals in the group may give a signal that alerts the others. Thus Vestergaard et al. (1999) found that the timing and intensity of dustbathing in domestic chicks depended on the time elapsing since dustbathing was last performed and how much dustbathing was performed on the previous occasion.

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Animal Behavior Desk Reference: A Dictionary of Animal

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As McFarland (1989) has pointed out, there is a widespread temptation to interpret apparent purposefulness as indicating some kind of internal representation of what has to be achieved. In his efforts to encompass them, Darwin suggested that selection might sometimes act at the level of the family or colony, thus foreshadowing the group / kin selection debate a century later. To what extent have the anatomy and organisation of the nervous system been shaped by the behavioural needs of the animal?

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Nerve Cells and Animal Behaviour

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An oyster that cannot maintain watertight closure usually succumbs to the effects of silt and sudden changes in salinity. It is important to ask a few questions here. Review of grant proposals for National Science Foundation, National Institutes of Health; Australian Research Council, National Geographic Society, City College,, and Howard University. In fact it lies at the far righthand point of the triangle (asterisk), suggesting moose maximise their rate of energy intake subject to the sodium and rumen constraints.

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Animal Minds: Beyond Cognition to Consciousness

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The blinking of an eye, the sudden movement of a limb as it is withdrawn from a sharp object, the cacophonous display of a male blue bird of paradise (Paradisaea rudolphi), the care shown by a female chimpanzee (Pan troglodytes) to a distressed infant, our own cultural etiquettes; all fall within these definitions of behaviour and our working use of the term. Various neurotransmitters are known, including acetylcholine (an excitatory transmitter at vertebrate neuromuscular junctions and in the central nervous systems of both vertebrates and invertebrates), adrenalin and noradrenalin, dopamine, glutamate, γ -aminobutyric acid (GABA) and 5-hydroxytryptomine (serotonin).

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Animals in Translation: Using the Mysteries of Autism to

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Personality and attitudes toward the treatment of animals. Hens given a preformed nest that they had constructed at an earlier time will nevertheless repeat their nest-building behaviors before egglaying ( Hughes and others 1989 ). M. (1993) Language comprehension in ape and child. Reimarus pointed out that in many instances behavior patterns adapted to the use of certain organs are performed, at times, even before these organs are developed.

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Governing Behavior: How Nerve Cell Dictatorships and

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She could easily reach into the wide mouth and get the nut. and the useless movements were gradually eliminated with an average shortening of the time So far as her necessary to gain the desired end. and no discrimiject. turned it over and got the nut. but she picked up the jar instead and turned it about. The Levitical law divided animals into clean and unclean, although the distinction seems to have existed before the Flood (Gen. 7:2). If you’ve ever wondered about the history of life on Earth, including how different species evolved and developed over millions of years, and what affects the location and abundance of a species, this specialization could be for you.

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Alpha Omega Publications SCI 0603 Plant and Animal Behavior

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Present the authors' affiliation addresses (where the actual work was done) below the names. A prey animal would have to react very quickly – that is, have very good acceleration – to get away, and it may be that pliosaurs were better at accelerating than some of the prey animals they went for. If you have any questions, contact us at info@animalbehaviorsociety.org. Importantly from the point of view of aposematism, pyrazine turned out to enhance performance in colour discrimination tasks: chicks were quicker to avoid distasteful yellow crumbs when paired with palatable green ones in the presence of pyrazine (Rowe & Guilford 1999).

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Animal Life in Groups (Animal Behavior) [Library Binding]

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Such arguments suggest an extreme, almost religious-like faith, in the ability of science to handle difficult problems such as animal minds, and in this and other areas such faith may be wishful thinking (Heil 1992; Moussa and Shannon 1992). A selection process where the breeder chooses the animals for mating and producing offspring's of desired inheritable qualities. After Parker (1970). waiting time is likely to be stable. An examination of the effects of young adults' social experience on their attitudes toward hunting and hunters.

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