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The degree of displacement in this example remains limited when compared to human language. A bee can only communicate the location of the most recent food source it has visited. It cannot communicate an idea about a food source at a specific point in the past, nor can it speculate about food sources in the future. [2]
For example, English marks number with the plural morpheme /s/, which can be added to the end of nearly any noun. The plural morpheme is perceived categorically, not continuously: one cannot express smaller or larger quantities by varying how loudly one pronounces the /s/.
Biological anthropology, also known as physical anthropology, is a social science discipline concerned with the biological and behavioral aspects of human beings, their extinct hominin ancestors, and related non-human primates, particularly from an evolutionary perspective. [1]
Biolinguistics can be defined as the study of biology and the evolution of language. It is highly interdisciplinary as it is related to various fields such as biology, linguistics, psychology, anthropology, mathematics, and neurolinguistics to explain the formation of language. It seeks to yield a framework by which we can understand the ...
Many found the early examples unconvincing and suggested it to be a rare phenomenon. Criticisms with earlier studies included the lack of rigor in statistical analyses and the use of poorly rationalized characters. [5] [8] Additionally, theory seemed to indicate that the conditions that allowed character displacement to occur were limited. [8]
Darwinian anthropology describes an approach to anthropological analysis which employs various theories from Darwinian evolutionary biology. Whilst there are a number of areas of research that can come under this broad description [ 1 ] some specific research projects have been closely associated with the label.
Examples include predation and competition pressures, parasites, deceptive pollination, and mimicry. [20] Because these and other factors can result in reproductive character displacement, Conrad J. Hoskin and Megan Higgie give five criteria for reinforcement to be distinguished between ecological and ethological influences:
In evolutionary biology, sympatric speciation is the evolution of a new species from a surviving ancestral species while both continue to inhabit the same geographic region. In evolutionary biology and biogeography, sympatric and sympatry are terms referring to organisms whose ranges overlap so