Let's see new-born crocodiles, or hatchlings and their interactions with their mothers.
让我们看看新生的鳄鱼或刚孵化的小鳄鱼,以及它们与母亲的互动。
While she is taking one load of hatchlings, the others wait for her to come back.
她载着其中一批幼崽,而其它的在等她回来。
Parasitic fly larvae began attacking hatchlings of the Darwin finch a few years ago.
几年前,寄生蝇的幼虫开始攻击达尔文雀的幼鸟。
Most crocodiles in Florida are tagged as hatchlings so biologists can easily recognize them, Hord said.
佛罗里达州的大部分鳄鱼在刚孵化出来时就被作了标记,所以生物学家能够很容易地认出他们,霍德说。
He then rears the hatchlings, defending them aggressively and charging any animal-even a female rhea-that approaches too closely.
之后,他要抚养卵化的小鸟,积极地保护它们,并攻击任何过于接近的动物——甚至包括雌性美洲鸵。
The rising sea levels make it harder for their hatchlings to grow.
海平面上升使幼龟生长变得更加困难。
They raise their young as a group, and the young hatchlings never know who their parents are.
他们集体抚养幼子,所以幼子从不知道自己的父母是谁。
Some hatchlings are small and weak and have no feathers. Their parents have to feed them every day.
雏鸟又小又弱,身上没有羽毛。他们的父母每天找食喂它。
Since temperature affects the gender of turtle hatchlings, scientists fear a decline in male turtles, which could threaten the survival of the species.
由于温度会影响孵化海龟的性别,科学家们担心雄性海龟的数量会因此而下降,从而威胁到整个海龟种群的生存。
The Panay monitor lizard in the Philippines is endangered for the same reason, as is the sail-fin water lizard whose hatchlings are sought for the pet trade.
菲律宾的班乃岛巨蜥也濒临灭绝,原因同上,帆鳍水蜥蜴也因同样的原因濒临灭绝,人们将刚刚孵化的帆鳍水蜥蜴幼仔用于宠物交易。
Hatchlings are simply too small to conserve body heat, even with insulation and countercurrent exchange systems.
刚孵出的小海龟太小了,即使有保温和逆流交换系统,也无法保持体温。
Hatchlings didn't leave the nest site immediately, but stayed in the area until they were at least double their hatching size.
幼仔不会立刻离开巢穴,而是一直在该区待到至少是孵化时两倍大小才离开。
Hatchlings didn't leave the nest site immediately, but stayed in the area until they were at least double their hatching size.
幼仔不会立刻离开巢穴,而是一直在该区待到至少是孵化时两倍大小才离开。
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