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The egg hatched and the little eagle grew up thinking it was a prairie chicken.

孵出了,小鹰长大了,它认为自己就是一只大草原鸡。

Pigeon-like bird of arid regions of the Old World having long pointed wings and tail and precocial downy young .

东半球干旱地区象鸽子的鸟,翅膀和尾巴长而尖,幼体刚孵出便覆有绒毛。

After hatching, squid hatchlings were separated to incubate in two different photoperiod regimes, 12 hr: 12 hr and 24 hr constant light conditions. Squid larvae were maintained as long as possible. Although the trend which older squids have more increments on the statolith than younger squids is consistent, the slope between the increments and survival days is less than one. The time required to form one ring on the statolith is needed for more than one day.

孵出后的个体分别饲养在两种不同的光照周期下,分别为十二小时亮十二小时暗及二十四小时亮两种光周期,在两种光周期下培养的个体都在平衡石上发现新生成的纹路,纹路生成的数量虽然随著培养时间的延长而增加,轮的生成与光照周期间没有相关性,一条新的纹路生成所需要的时间却大於一天,一般需要两至三天才生成一轮。

After a few days, the big egg finally hatched and out came a strange-looking duckling with gray feathers .

几天后,那颗大蛋终于孵出一只长相奇怪的灰毛鸭。

They are hand fed from day 1, assuring the highest quality and tameness.

孵出的第一天就开始人工餵食,所以保证幼鸟有最高的品质及温驯

The underlying principle is known as the disposable soma. This is the idea that a hen is merely an egg's way of making another egg.

最基本的原理是可支配体细胞,它就像是一只从鸡蛋中孵出的母鸡再下另外的蛋一样。

" Eventually, one of the oldest of the herrings swam up to him and said,"Listen, if you don't spawn with us, some herrings eggs will go unfertilized and will not turn into healthy young herrings.

" 最后,一条年长的青鱼游到他面前,说:"听着,如果你不和我们一起产卵的话,有些青鱼卵就不能受精,就不能孵出健康的小青鱼。

When the water temperature is 29-31 ℃,the time of hatch is 19 h.The yolk sac is disappear basically after 70 h.Larvae begin to eat after 90 h.

在水温2931℃时,孵化时间为19 h,孵出仔鱼后70 h卵黄囊基本消失,90 h开始摄食。

The digestive tract was distinctively divided into buccopharyngeal cavity, esophagus, stomach, anterior intestine and posterior intestine at 1-2 days after hatching coinciding with the time of first feeding. The stomach was divided into cardiac, fundic and pyloric regions. The gall bladder was obvious.

孵出后1-2 d的仔鱼,消化系统已发育较完备,消化道分化为口咽腔、食道、胃、前肠和后肠,胃分化为贲门部、基底部和幽门部,胆囊明显,仔鱼开口摄食而进入混合营养阶段。

Gastric glands distributed in fundic regions at 5-8 DAH. At this stage, supranuclear vacuoles occurred in the anterior intestine and eosinophilic granules occurred in the posterior intestine. The volume of the liver increased. Zymogen granules were seen in the exocrine pancreas and the langerhans was obvious. From 21 DAH to 33 DAH, the digestive system developed to be perfect.

孵出后5-8 d的仔鱼,胃基底部的粘膜上皮下出现胃腺,前肠粘膜层中出现核上空泡,后肠粘膜层中出现嗜曙红颗粒,肝脏体积增大,在胰脏的腺泡中出现大量的嗜酸性酶原颗粒,胰岛明显。

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