Snake Cannibalism
نویسندگان
چکیده
منابع مشابه
Cannibalism, kuru and anthropology.
This essay discusses the image and practice of cannibalism in a wide range of studies. It also presents the anthropological research on kuru which led to the proposal that cannibalism had enabled transmission of the infectious agent, as well as doubts about the hypothesis, and the assertion by some that cannibalism as a socially approved custom did not exist. The figure of the cannibal as an ic...
متن کاملCannibalism in Tyrannosaurus rex
BACKGROUND Tyrannosaurus rex was one of the largest terrestrial carnivores of all time, and consequently its ecology and diet have been the focus of much discussion. However, there is little direct evidence of diet or feeding habits in this species. METHODOLOGY/PRINCIPAL FINDINGS Examination of museum collections has revealed four specimens of Tyrannosaurus rex that bear tooth marks made by l...
متن کاملA simple model of cannibalism.
A simple nonlinear discrete model is derived for the dynamics of a two-age class population consisting of juveniles and adults that includes cannibalism of juveniles by adults. The model is investigated analytically and numerically. It is shown how even this very simple model, by incorporating the negative and positive feedbacks due to cannibalism, can account for several important phenomena co...
متن کاملSnake Venom, Anti-snake Venom & Potential of Snake Venom
Many active secretions produced by animals have been employed in the development of new drugs to treat diseases such as hypertension and cancer. Snake venom toxins contributed significantly to the treatment of many medical conditions. Venomous snakes have a bad reputation and rightly so because of their often deadly bites. But what makes a snake’s bite so deadly is the venom. Of the 3000 snake ...
متن کاملPreventing maternal cannibalism in rats.
follow-up are also relevant to Horn's hypothesis that teachers are less likely to retain in grade or place in special classes children whom they know were in preschool programs. If this effect existed, presumably it would occur primarily in grades 1 and 2, so that the difference between treatment and control groups should be especially large at that time. Just the opposite was found; there were...
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ژورنال
عنوان ژورنال: Nature
سال: 1895
ISSN: 0028-0836,1476-4687
DOI: 10.1038/051321c0