Iceland is the only breeding place of the Great Northern Diver in Europe. In winter they stay on the sea mostly around Iceland and they lose their distinctive black and white pattern and become grey. Facebook Share Common LoonGavia immerGreat Northern DiverHimbrimi Birds Great parenting Septemb...
PECBMS 2007: State of Europe's Common Birds. ČSO / RSPB. Prague.PECBMS.State of Europe‘s Common Birds 2007. . 2007PECBMS. State of Europe's common birds. Prague, Czech Republic: CSO/RSPB; 2007 [23 pp.].PECBMS. 2007: State of Europe's Common Birds, 2007. CSO/RSPB, Prague, ...
This beautiful pochard can stay underwater for up to 30 seconds. It is a social bird often found in small groups or large flocks during the winter months. During the breeding season, however, it becomes more territorial and aggressive towards other birds. 红头潜鸭可以下潜半分钟之久,社会性强...
Cramp, S. and Simmons, K.E.L., Handbook of the Birds of Europe, the Middle East and North Africa, Oxford: Oxford Univ. Press, 1983, vol. 3. Google Scholar Dobrynina, I.N. and Kharitonov, S.P., The Russian waterbird migration atlas: temporal variation in migration routes, in Water...
Robins are common birds that live in Asia, Europe and Africa. They are small, about 14 centimeters long, with the weight of about 20 grams. They have dark heads and red chests. A good place to see robins is your own backyard. Robins don’t seem to mind being around people. You may...
根据最后一段句子Swifts generally have a higher survivability rate compared to most birds,and their love of flight is believed to directly influence that.与大多数鸟类相比,雨燕通常具有更高的生存率,而它们对飞行的热爱被认为直接影响了这一点。可见飞行有助于雨燕的长寿。故选C。 反馈 收藏 ...
With its bright red face and golden wing bars, the goldfinch is one of Britain’s most striking birds. Resident birds are joined by summer visitors from Europe, and at the end of the breeding season, goldfinches often form small flocks. ...
Sex ratios often are uneven in birds, especially northern hemisphere ducks. During winter, the male:female ratio is closest to 1:1 in southern parts of the range, whereas it tends to become progressively more skewed towards males with increasing latitudes. This has been explained by two hypothes...
The young birds have spots on their chests. Most robins stay at one place through the four seasons. But some of them will fly to southern countries in winter. 根据短文内容,回答下列问题。 1. Where do robins live? They live in Asia, Europe and Africa 2. Why does the mother robin sit ...
根据最后一段中“Swifts generally have a higher survivability rate compared to most birds, and their love of flight is believed to directly influence that.(与大多数鸟类相比,雨燕通常有更高的存活率,而它们对飞行的热爱被认为是这一点的直接影响因素)”可推知,飞行有助于雨燕的长寿。故选C。 反馈 ...