منابع مشابه
Cranial kinesis in gekkonid lizards
Cranial kinesis was studied in two species of gekkonid lizard, Gekko gecko and Phelsuma madagascariensis, using cineradiography and electromyography. The skull of these geckoes showed the three types of kinesis described by Versluys at the beginning of this century: streptostyly, mesokinesis and metakinesis. In accordance with the later model of Frazzetta, the skull of these animals can be mode...
متن کاملComparative Ecology, Resource Utilization and Niche Segregation among Gekkonid Lizards in the Southern Kalahari
Research was supported by American Philosophical Society grant 7113, by the Research Foundation of the State University of New York grant 20-7331-A and by funds from the Shenandoah Natural History Association. I am very grateful to Linda Jaeger and William Gergits for help in the field studies and to L. Jaeger for the computer programming involved. Douglas Fraser, W. Gergits and Patricia Nanart...
متن کاملChecklist of lizards and amphisbaenians of Argentina: an update.
We update the list of lizards of Argentina, reporting a total of 261 species from the country, arranged in 27 genera and 10 families. Introduced species and dubious or erroneous records are discussed. Taxonomic, nomenclatural and distributional comments are provided when required. Considering species of probable occurrence in the country (known to occur in Bolivia, Brazil, Chile and Paraguay at...
متن کاملDevelopment and Validation of Ergonomics Elderly House Risk Factors Checklist and Assessment Elderly Functional Ability Checklist
Background and Objectives: These days, due to increasing of old people’s population, elderly is a world widely issue. According to World Health Organization (WHO) people older than 60 years old are called elderly. Becoming old leads to decline in physical ability and increase in physical limitations and therefore there is a need for matching the environment with elderly users. The aim of this s...
متن کاملAnolis lizards
Is the visual system specialized for this type of image stabilization? Experimental observations on many species have shown that smooth motion of a very large image over an animal’s visual field produces optokinetic response of the eye, head and body, where the gaze follows the moving stimulus for a while and then makes a fast resetting movement (saccade), and then another stimulus following mo...
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ژورنال
عنوان ژورنال: Smithsonian Herpetological Information Service
سال: 1991
ISSN: 2331-7515
DOI: 10.5479/si.23317515.85.1