六年级下册《Unit 5 Nature and Culture Project Time》优秀ppt课件

六年级下册《Unit 5 Nature and Culture Project Time》优秀ppt课件

any warm-blooded vertebrate of the class Aves, having a body covered with feathers, forelimbs modified into wings, scaly legs, a beak, and no teeth, and lay eggs.

脊椎动物的一类，温血卵生，用肺呼吸，几乎全身有羽毛，后肢能行走，前肢变为翅，大多数能飞。

Mammal

any vertebrate of the class Mammalia, having the body more or less covered with hair, giving the milk to their babies, giving birth to live young.

全身披毛、恒温、体内有膈的脊椎动物。胎生，因能通过乳腺分泌乳汁来给幼体哺乳而得名。

Fish

any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales.

变温水生脊椎动物，用鳍作为运动器官，以鳃呼吸，体披骨鳞。

Insect

any animal of the class Insect, comprising small, air-breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two pairs of wings.

昆虫的身体分为头、胸、腹三部分。成虫通常有2对翅和6条腿，翅和足都位于胸部，身体由一系列体节构成，进一步集合成3个体段（头、胸和腹）。

Arachnid（蛛形纲动物）

any wingless, carnivorous arthropod of the class Arachnidan, having a body divided into two parts, the cephalothorax and the abdomen, and having eight appendages and no antennae.

节肢动物门两侧对称，身体以及足分节，可分为2部分：头胸部及腹部，有8对附肢，没有触角。

Amphibian（两栖动物）

any cold-blooded vertebrate of the class Amphibian, the larvae being typically aquatic, breathing by gills, and the adults being typically semi terrestrial, breathing by lungs and through the moist, glandular skin.

拥有四肢的脊椎动物。其幼体在水中生活，用鳃进行呼吸，长大后用肺兼皮肤呼吸。两栖动物的皮肤裸露，表面没有鳞片、毛发等覆盖，但是可以分泌粘液以保持身体的湿润。

Reptile

any of the cold-blooded vertebrates constituting the class?Reptilia, breath by lungs, an outer covering of scales or plates, and lay eggs.

?爬行动物皮肤上有鳞片或甲，肺呼吸，卵生、变温。

How do we look like?

I’m a spider. I’m an arachnid. I have big eyes. I’m not a insect so I have cephalothorax and abdomen. I also have 8 ambulatory legs. I like to eat small insects. Some of us are very dangerous…

ambulatory leg

cephalothorax(头胸部)

abdomen(腹部)