Amphibians lay eggs that are anamniotic and isolecithal. Anamniotic means that their eggs lack the amniotic sac commonly found in the eggs of birds...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough...
while many birds do breed and lay eggs in spring, several species do not follow this pattern. Some begin as early as winter, some late in summer, and yet others breed and lay year-round. Many factors affect egg laying, such as fitness, day length, food abundance and environmental temperat...
What is it?; 相关知识点: 试题来源: 解析 Hen; 解析如下:1. "a kind of bird" 对应鸡属于鸟类;2. "lay eggs" 是鸡的典型特征;3. "usually brown" 指常见棕色品种的母鸡;排除鸭(羽毛颜色不固定)、鸵鸟(体型不符)等干扰项,棕色羽毛的家禽最符合母鸡特征。反馈 收藏 ...
A. They lay eggs. B. They start to fly north. C. They start to fly south. D. They find places to sleep.( ) 5. What does the underlined word “continue”mean? A.放弃 B.隐藏 C.继续 D.挑战 相关知识点: 试题来源: 解析 [1] C[2] C[1] 【文章大意】本文主要讲述了帝王蝶的生活...
What colour eggs do peacocks lay? Peacocks Peacocks are birds in the same family as pheasants. They are birds that are probably best known for their large, colourful tails, which have shiny, iridescent blue, green, and purple feathers that have patterns on them resembling eyes. Answer and Exp...
How many eggs do chickens lay a year? What animals lived during the Triassic period? Are monotremes mammals? What bird lays the largest egg? Are birds monotremes? What animals are in the Equidae family? What animals carry the coronavirus?
Why? Because they can lay eggs. Eggs andmilk are good for our health. And I like rabbits their red eyes and the white color they are so cute. How about ducks? They are solovely when they are walking their bodies shake like dancers. What do you think of animals? What are your ...
A. What can ducks and hens do? B. Do ducks and hens lay eggs? C. How many eggs do they lay? 相关知识点: 试题来源: 解析 A 【详解】 句意:它们产蛋。本题考查特殊疑问句。A鸭子和母鸡能做什么?B鸭子和母鸡产蛋吗?C它们产了多少蛋?选项A符合题意,故选A。反馈...
I have a red comb (鸡冠), I can lay eggs . What am l ?___ 相关知识点: 试题来源: 解析 hen题目中提到有红色鸡冠(red comb)且会下蛋(lay eggs)。鸡冠是鸡的显著特征,公鸡(rooster)和母鸡(hen)均有鸡冠,但只有母鸡能下蛋。因此,同时满足两个条件的答案为母鸡。 反馈 收藏 ...
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