نتایج جستجو برای: cannibalistic

تعداد نتایج: 288  

Journal: :Minerals 2023

The southern Apennines (Italy) chain is a fold-and-thrust belt mainly derived from the deformation of African–Apulian passive margin where shallow-water, basinal, and shelf-margin facies successions, including fine-grained sediments, occur. Here, we provide review geochemistry Meso–Cenozoic shales Lagonegro basin to elucidate provenance paleoweathering. different suites these are dominated by 2...

ژورنال: علمی شیلات ایران 2013
تقوی مطلق, امین اله, شعبانی, جواد, وهاب نژاد, آرزو,

In order To increase the knowledge of Saurida tumbil biology and ecology, an investigation of food habits of this species was conducted from October 2010 to September 2011 in Bushehr coastal waters, Persian Gulf. 485 fish stomach contents were studied. In this study the frequency of occurrence of prey, feeding intensity index, the index is empty stomachs, the mean Trophic levels and the rate of...

Journal: :Global Ecology and Conservation 2022

Next-generation sequencing is increasingly used in conservation biology to resolve complex interactions between species, either diet or gut parasites studies. We applied a recent long metabarcoding method elucidate the green whip snake’s (Hierophis viridiflavus) prey consumption based on DNA extracted from stomach contents. Illegally introduced Canton of Vaud (Switzerland), three populations sn...

Journal: :Journal of Great Lakes Research 2021

Invasive species can cause major disruptions in native food webs, yet the impact of introductions and whether they will become invasive appears to be context-dependent. Rainbow smelt alewife co-exist as Laurentian Great Lakes on Atlantic coast North America, but Lake Champlain rainbow is dominant forage fish are invasive. Alewife became abundant by 2007, providing an opportunity explore dynamic...

Journal: :The Journal of General Physiology 1970
H. Levitan L. Tauc J. P. Segundo

The opisthobranch mollusc, Navanax, is carnivorous and cannibalistic. Prey are swallowed whole by way of a sudden expansion of the pharynx. The buccal ganglion which controls this sucking action was isolated and bathed in seawater. Attention was focused upon 10 identifiable cells visible on the ganglion's rostral side. Two cells were observed simultaneously, and each was penetrated with two gla...

2017
Eva Ringler Kristina Barbara Beck Steffen Weinlein Ludwig Huber Max Ringler

Systematic infanticide of unrelated young has been reported in several animal taxa. Particular attention has been given to carnivores and primates, where infanticide is a sexually selected strategy of males to gain increased access to female mating partners. Cannibals must ensure avoiding their own offspring and targeting only unrelated young. Therefore, decision rules are needed to mediate par...

2013
Armin Ruf Martine Stihle Jörg Benz Manfred Schmidt Harald Sobek

Gentlyase is a bacterial extracellular metalloprotease that is widely applied in cell culture and for tissue dissociation and that belongs to the family of thermolysin-like proteases. The structure of thermolysin has been known since 1972 and that of Bacillus cereus neutral protease since 1992. However, the structure determination of other Bacillus neutral proteases has been hindered by their t...

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