نتایج جستجو برای: carnivorous species
تعداد نتایج: 548800 فیلتر نتایج به سال:
Feeding habits of Grey sharpnose shark Rhizoprionodon oligolinx Springer, 1964 in coastal waters of eastern Hormozgan province from Bandar Sirik to Bandar Jask were studied by sampling 30 fish per month throughout one year. Mean values of fish total length and fish weight was 101.04 ± 4.09 cm and 1480.11 ± 94.71 g. The highest value of gastrosomatic index (GSI) was in spring and the lowest was ...
We estimated the spatial distribution of 6 Mustelidae species in France using the data collected by the French national hunting and wildlife agency under the "small carnivorous species logbooks" program. The 1500 national wildlife protection officers working for this agency spend 80% of their working time traveling in the spatial area in which they have authority. During their travels, they occ...
zarivar lake is the only natural water area and the ponds in the kurdistan province which is located 2 kilometers far from the northwest of marivan city and at an altitude of 1285 meters above sea level. the mean annual rainfall is 997.6 mm and the mean annual temperature is 13°c. this study is carried out to survey the biodiversity, identification and introduce plant species around the lake an...
I examined how winter flooding of post-harvest rice fields—a management practice used to benefit waterbirds—affects field use by other birds. In addition to waterbirds previously studied, I recorded 56 bird species in rice fields. Of these, five were more abundant in flooded fields, ten were more abundant in unflooded fields, no difference was detected for 19, and the remainder were too rare to...
We explored possible diet-related specializations in the digestive tract of stomachless Wshes by summarizing the diets, verifying the absence of a stomach, and comparing gut lengths, microvilli surface areas, and activities of Wve digestive enzymes in four taxa of silversides from southern California coastal waters. For the comparisons, we examined these gut features in Atherinops aVinis from b...
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