至于相交叉的初级飞羽，我不知道。
那你是飞羽仙子的儿子？
它已非对称飞羽不仅对前肢，但对后肢以及。
It had asymmetric flight feathers not only on the forelimb, but on the hindlimb as well.
初春进行“部分换羽”，体羽及尾羽进行更换，但飞羽未替换。
In spring, they proceed "part - molting", body -feathers and tail proceed molting, but not the primaries.
注：蛇雕的眼先及虹膜为黄色，飞羽及尾羽近末端各有一条白色宽横带。
Note: A Crested Serpent Eagle has a yellow lore, yellow iris and a white bar on primaries and tail.
鸽初级飞羽的非光滑形态，有利于减少振翅飞翔中产生的空气漩涡的阻力。
The nonsmooth morphology of primaries is propitious to reducing the air vortex resistance which is caused by flapping volitation.
嘴短而强健，呈圆锥形，稍向下弯；初级飞羽9 枚，外缘具两道淡色横斑。
Short and strong mouth, slightly bent downward, cone, Primary and outer ring, with two pale horizontal spot.
翼上初级飞羽呈现灰白色，翼前缘经常为淡棕色或黄棕色，比飞羽的深灰色要浅。
Upperwing has pale greyish-white primary bases and often pale rufous or yellowish-brown forewing, paler than dark grey flight-feathers.
第一只是黄眉柳莺，次级飞羽暗色的基部及以黑色为中心的大覆羽留下的选择很少。
First warbler Yellow-browed, the dark bases to the secondaries and black-centred greater coverts leave few other options.
小型鸟类一年进行一到两次换羽，在换羽期间，它们一次会替换掉9到10根左右的飞羽，而这个过程将持续几周时间。
Small birds molt once or twice a year, and they replace their 9 or 10 primary flight feathers a few at a time over the course of a few weeks.
那么，你如果想飞，你的体重该保持在什么水平上呢？华盛顿大学的科学家们说，这取决于你在换羽期间更换飞羽的速度。
So what if you want to fly? University of Washington scientists say it depends on how fast you can replace your flight feathers when you molt.
该片在怪物的一些细节之处并没有用心经营，例如，哈迪斯宣布其存在时所用的乌黑烟羽可能直接取材于《迷失》中的黑烟怪物；飞快掠过空中的飞猴显然是效仿了《绿野仙踪》的创意；一群失明的女巫看起来更像是穴居的拾荒妇女，跟所谓的恐怖瘟疫根本就不沾边。
Hades, for example, announces his presence with sooty plumes that could have been lifted straight from Lost’s Smoke Monster. Flying monkeys whip through the air in apparent homage to The Wizard of Oz.
求偶方式主要有婚飞、显示饰羽、求偶喂食和象征性营巢行为；
The males courted the females by means of nuptial flight, displaying nuptial feathers, feeding and courtship nesting.
出飞后笼养雏鸟的“理翅羽”和“一侧翅下展，同时同侧脚下伸”行为频率最高，分别为18.81%和11.88%。
After leaving nest, the captived youth had two high frequency behavior as 18.81%(to comb the wings) and 11.88%(to stretch down both wing and leg in same side).
出飞后笼养雏鸟的“理翅羽”和“一侧翅下展，同时同侧脚下伸”行为频率最高，分别为18.81%和11.88%。
After leaving nest, the captived youth had two high frequency behavior as 18.81%(to comb the wings) and 11.88%(to stretch down both wing and leg in same side).
应用推荐