Birds in Winter. Surviving the Most Challenging SeasonPaclík, MartinValáek, MartinSylvia
Winter is a season when we can see ___. A. flowers B. leaves C. snow D. birds 相关知识点: 试题来源: 解析 C。冬天是可以看到雪的季节。选项 A 花朵通常在春天开放;选项 B 树叶在秋天飘落,冬天树上叶子很少;选项 D 鸟儿在冬天可能会减少,但不是冬天特有的景象。反馈...
In spring, the birds are singing. What season is it? A. summer B. autumn C. winter D. spring 相关知识点: 试题来源: 解析 D。选项 A“summer”夏天,有蝉鸣等。选项 B“autumn”秋天,比较安静。选项 C“winter”冬天,鸟比较少。选项 D“spring”春天,鸟儿在唱歌。
The first arrival, which marked the coming of the winter season for migratory birds at the lake, was five days earlier than that of last year, according to monitoring records.Dubbed a "paradise for migratory birds," Poyang Lake is an important wintering area for waterbirds in Asia. ■...
Winter Backcountry Campers in the Great Smoky Mountains National Park: Their Behavior, Use Patterns and Characteristics (4) GSMNP winter backcountry campers definitely substitute other areas for the Park during the heavy use summer season.Therefore, while previous backcountry... Hughes,J Loy 被引量...
black storks, and white-naped cranes–and national second-class protected birds such as cygnets and gray cranes, as well as large flocks of other birds such as herons, wild geese and ducks, and great cormorants, which ...
In which season do most birds fly south? A. Spring B. Summer C. Autumn D. Winter 相关知识点: 试题来源: 解析 C。解析:在秋天,天气逐渐变冷,很多鸟类会飞往南方去过冬,这是鸟类适应气候变化的一种行为。选项A春天,是鸟类从南方飞回北方繁殖等的季节;选项B夏天,鸟类大多在北方活动;选项D冬天,大部分...
百度试题 结果1 题目45. It's known that many birds fly to the south when the winter season(季节 ) comes. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Let us make use of the effect of the severe winter of 1939-40 for the selection of winter-hardy varieties. Temperatures of-40° C were experienced in some parts of the Soviet Union and caused considerable damage to fruit plantations and breeding nurseries. The r... FA Krjukov - 《Sadovo...
To test whether wintering migrants and residents were negatively associated at raids, we collected data on raid attendance in four adjacent life zones in the Tilaran Mountains of Costa Rica and in different seasons (when migrants were present and absent). We first compared the guilds' raid ...