One day.I saw a robin(知更鸟) making her nest in the tree. Then the bird laid three eggs in the nest. Day after day, she kept her eggs warm by sitting on them. A few weeks later, I heard a strange sound coming from the tree. Three baby birds were in the nest. They were ...
Then answer the questions.The Robin's Nest The robin wanted to build a nest.First, she found some grass and straw.Then she took the grass and straw to a tree.Next, she put the grass and straw together to make a nest.Finally, she laid her eggs in the nest.1. What did the robin ...
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THE STARRED ROBIN IN NATAL, PART 3: BREEDING, POPULATIONS AND PLUMAGES Both sexes feed the young from the time of hatching and parental care lasts for some 42 days after leaving the nest. Eggs are laid from October to December with 63% of clutches started in November. Data on sex ratios...
→ The robin sits on the eggs. A. The robin builds a nest. B.The robin looks for people. 相关知识点: 试题来源: 解析 文章大意:本文介绍了知更鸟。知更鸟黑头红胸脯,吃虫子,春天筑巢,雌鸟每隔三四天产一次蛋,蛋呈蓝色。雌鸟和雄鸟都喂幼鸟,幼鸟胸部有斑点。答案:11.C12.A13.A ...
B. Robins hatch on only two eggs. C. Robins hatch on only two eggs. D. Robins built their own nest once for life.(4)What's the best title of the passage? ( ) A. Birds in the Parks. B. A Useful Bird: The Robin. C. A Common Bird: The Robin. D. Robins: Good Parents in ...
Both sexes feed the young from the time of hatching and parental care lasts for some 42 days after leaving the nest. Eggs are laid from October to December with 63% of clutches started in November. Data on sex ratios indicate a surplus of adult males in the population and annual survival...
The adult robin is preyed upon by hawks, cats, and larger snakes, but when feeding in flocks, it can be vigilant and watch other birds for reactions to predators. Brown-headed cowbirds lay eggs in robin nests (see brood parasite), but robins usually reject the cowbird eggs. (Source: Wiki...
Robins hide the nests in trees so that they will be safe.The nests are made from grass, sticks, and mud. The mud makes everything together. The mother robin lays (产蛋) one egg a day for three or four days. She sits on them to keep them warm. The eggs are blue. After the ...