动物（1）

旁白 neutral

Human beings are natural enemies to mammals

人类是哺乳动物的天敌。

旁白 neutral

Buffaloes are often seen grazing in large herds on the grassland

草原上常可见到水牛成群结队地吃草。

旁白 neutral

The calf stayed close to its mother as they wandered the farm

小牛在农场里漫步时紧紧挨着妈妈。

旁白 neutral

Zebras use their distinctive stripes to confuse predators

斑马利用身上独特的条纹迷惑捕食者。

旁白 neutral

Antelopes are known for their speed and agility in the savanna

羚羊以在稀树草原上的速度和敏捷性著称。

旁白 neutral

A gazelle leaped gracefully across the desert plain

一只瞪羚优雅地跃过沙漠平原。

旁白 neutral

Reindeer are well - adapted to survive in the cold Arctic regions

驯鹿非常适应在寒冷的北极地区生存。

旁白 neutral

Dromedaries can travel long distances without water in arid deserts

单峰骆驼能在干旱的沙漠中长途跋涉而不喝水。

旁白 neutral

Rhinos are endangered due to illegal poaching for their horns

由于非法偷猎犀牛角，犀牛濒临灭绝。

旁白 neutral

The leopard stealthily approached its prey in the dense forest

豹子在茂密的森林中悄悄接近猎物。

旁白 neutral

Beavers build dams using branches and mud to create their habitats

海狸用树枝和泥浆筑坝营造栖息地。

旁白 neutral

Chimpanzees share a high degree of genetic similarity with humans

黑猩猩与人类有高度的基因相似性。

旁白 neutral

Gorillas are gentle giants that live in social groups in the rainforest

大猩猩是生活在热带雨林群居的温和“巨人”。

旁白 neutral

The hedgehog rolled into a tight ball when it sensed danger

刺猬感觉到危险时卷成了一个紧实的球。

旁白 neutral

Walruses use their long tusks to haul themselves out of the water onto ice floes

海象用长长的獠牙把自己从水里拉到浮冰上。

旁白 neutral

The eagle soared high in the sky , scanning the ground for prey

鹰在天空中高高翱翔，扫视地面寻找猎物。

旁白 neutral

Falcons are among the fastest birds , capable of diving at incredible speeds

隼是速度最快的鸟类之一，能以惊人的速度俯冲。

旁白 neutral

Vultures play a crucial role in ecosystems by scavenging carcasses

秃鹫通过食腐在生态系统中扮演关键角色。

旁白 neutral

Turkeys are commonly raised for food in many countries

火鸡在许多国家被普遍饲养作为食物。

旁白 neutral

The peacock spread its colorful tail feathers to attract a mate

孔雀展开色彩斑斓的尾羽吸引配偶。

旁白 neutral

Ostriches are the largest flightless birds , native to Africa

鸵鸟是最大的不会飞的鸟类，原产于非洲。

旁白 neutral

Seagulls circled overhead as the boat approached the shore

船靠岸时，海鸥在头顶盘旋。

旁白 neutral

The canary sang sweetly from its perch in the cage

金丝雀在笼子里的栖木上甜美地歌唱。

旁白 neutral

Reptiles like snakes and lizards are ectotherm , relying on external heat

蛇和蜥蜴等爬行动物是变温动物，依赖外部热量。

旁白 neutral

Batrachia , such as frogs and toads , undergo metamorphosis from tadpoles

蛙类（如青蛙和蟾蜍）从蝌蚪经历变态发育。

旁白 neutral

The python constricted its prey until it could no longer breathe

大蟒紧紧缠住猎物，直到其无法呼吸。

旁白 neutral

Rattlesnakes use their tail rattles to warn predators of their presence

响尾蛇用尾部的响环警告捕食者自己的存在。

旁白 neutral

The lizard basked in the sun on a warm rock

蜥蜴在温暖的岩石上晒太阳。

旁白 neutral

Chameleons can change their skin color to blend into their surroundings

变色龙能改变皮肤颜色以融入周围环境。

旁白 neutral

Crocodiles lie motionless in the water , waiting to ambush their prey

鳄鱼一动不动地躺在水中，等待伏击猎物。

旁白 neutral

Turtles migrate long distances across oceans to lay their eggs on beaches

海龟跨越大洋长途迁徙，到海滩上产卵。

旁白 neutral

Salmon swim upstream against strong currents to spawn in their birthplace

鲑鱼逆流而上，在出生地产卵。

旁白 neutral

Sardines are often found in large schools in the open ocean

沙丁鱼通常在公海中聚集成大群。

旁白 neutral

Cicadas emerge from the ground after years of living as nymphs

蝉在地下以若虫形态生活数年后破土而出。

旁白 neutral

Dragonflies are agile fliers , capable of hovering and sudden direction changes

蜻蜓是敏捷的飞行者，能悬停并突然改变方向。

旁白 neutral

Crickets make chirping sounds by rubbing their wings together

蟋蟀通过摩擦翅膀发出唧唧声。

旁白 neutral

Centipedes have many legs and are known for their venomous bites

蜈蚣有许多腿，以有毒的叮咬著称。

旁白 neutral

Butterflies undergo a remarkable transformation from caterpillars to adults

蝴蝶从毛毛虫到成虫经历显著的蜕变。

旁白 neutral

Scorpions glow under ultraviolet light , a unique adaptation for survival

蝎子在紫外线下会发光，这是一种独特的生存适应能力。

旁白 neutral

Mollusks include snails , clams , and octopuses , with diverse body structures

软体动物包括蜗牛、蛤蜊和章鱼，具有多样化的身体结构。

旁白 neutral

Crustaceans like crabs and lobsters have an exoskeleton that protects their bodies

螃蟹和龙虾等甲壳纲动物有保护身体的外骨骼。

旁白 neutral

Cuttlefish can change the texture of their skin to match the ocean floor

乌贼能改变皮肤纹理以匹配海底环境。

旁白 neutral

Octopuses are highly intelligent and can solve complex puzzles

章鱼非常聪明，能解决复杂的谜题。

旁白 neutral

Lobsters grow by shedding their exoskeleton , a process called molting

龙虾通过蜕去外骨骼生长，这一过程称为蜕皮。

旁白 neutral

Prawns are a popular seafood choice in many coastal cuisines

对虾是许多沿海菜系中受欢迎的海鲜选择。