【例句4】Nearly 850 species of birds have been identified within the country's borders. （该国境内已发现近850种鸟类。）[牛津高级学者辞典；复数]【例句5】Seven species of birds of prey have been observed. (已经观察到七种猛禽。)[朗文当代英语词典；复数]注意species of后面可接单数名词，【例句6】...
First evidence on migratory restlessness in a species of birds of prey (Honey Buzzard, Pernis apivorus)Stoltz, Michael
Rosengarten,Yogev - 《Journal of Clinical Microbiology》 被引量: 146发表: 1996年 Occurrence of mycoplasmas in free-ranging birds of prey in Germany. Using immunobinding assay and species-specific PCR tests, Mycoplasma buteonis, M. falconis, and M. gypis were identified; M. falconis was only...
Torpor is a crucial survival strategy for many birds, allowing them to conserve energy during cold nights or periods of food scarcity. It may also be used to save up energy for future use, even when weather conditions are mild. Torpor provides a temporary solution that helps species like humm...
(1981) Astigmatic mites from nests of birds of prey in U.S.A. VI. The adult forms of Echimyopus orphanus Fain & Philips, 1977 and of Dermacarus pilitarsus Fain & Philips, 1977. Interna- tional Journal of Acarology, 7, 235-237.Fain, A. & Philips, J.R. (1977) Astigmatic mites ...
There are several thousandspeciesof trees here. 这里有几千种树。 柯林斯高阶英语词典 This is the onlyspeciesof flamingo in the region, easily recognized by its pink plumage. 这是那个地区唯一一种火烈鸟, 很容易凭粉红色的羽毛辨认出来. 《简明英汉词典》 ...
Null models and spatial patterns of species richness in South American birds of prey - DINIZ-FILHO, SANT'ANA, et al. - 2002Diniz-Filho, J. A. F., de Sant'Ana, C. E. R., de Souza, M. C., Rangel, T. F. L. V. B. (2002) Null models and spatial patterns of species ...
Although the 1971edition of the IUCN Red Data Book lists only two species of African Falconiformes that are threatened, levels of DDE in the eggs of South African falcons and accipiters are comparable to related species suffering declines in North America. Raptorial birds, top carnivores in natur...
Since birds and mammals can keep heating their bodies in icy conditions, they remain fast and attentive. By contrast, the fish they hunt become slower and duller. At some tipping point of temperature, seals, dolphins, and penguins start outswimming their prey(猎物). They become more likely ...
Torpor is a crucial survival strategy for many birds, allowing them to conserve energy during cold nights or periods of food scarcity. It may also be used to save up energy for future use, even when weather conditions are mild. Torpor provides a temporary solution that helps species like humm...