Week 24 - Our Creepy-Crawly World

Our Creepy, Crawly World: 

Our Creepy, Crawly World Week 24 Name ________________

What We Are Going to Talk About…: 

What We Are Going to Talk About… What Is An Arthropod? The Four Types of Arthropods The Three Main Body Parts of Insects

What Is An Arthropod?: 

What Is An Arthropod? Arthropods are animals that have no skeleton, like us, but have a hard outer covering called an ____________ . They also have jointed legs, which means that they can ____________ like ours. There are ____________ types of arthropods: ____________ ____________ ____________ ____________

Insects (a.k.a. “Bugs”): 

Insects (a.k.a. “Bugs”) More than ____ of the Earth’s species are insects. Insects outnumber ____________ . (So think twice before you step on an ant!) One ____________ can produce thousands of eggs per year. A ____________ lays about 60 eggs at once time. A ____________ can have hundreds of bees in one hive. A small puddle can contain hundreds of ____________ eggs. P.S. – ____________ are not insects!

The Three Main Parts of An Insect: 

The Three Main Parts of An Insect There are three main parts to an insect: ____________ ____________ ____________ Let’s label these parts, as well as the legs and antennae.

Crustaceans: 

Crustaceans Some examples of crustaceans are: ____________ ____________ ____________ ____________ They have only ___ legs and ____ body parts. Only a few live on ____________ and most live in the ____________ . They find food by using their sensitive ____________ . In many parts of the world, crustaceans are considered a ____________ .

Arachnids (a.k.a. “Spiders”): 

Arachnids (a.k.a. “Spiders”) Spiders are not ____________ . One big difference is that they have only ____________ body parts. They also only have 8 ____________ . They do not have ____________ . Most spiders use sticky ____________ to capture their ____________ .

Millipedes and Centipedes: 

Millipedes and Centipedes Centipedes and millipedes have many, many ____________ , but not all are the same. They have ____________ and poisonous ____________ . However, there poison is usually not dangerous to ____________ . Millipedes have up to ____________ legs and are great at digging in the soil, but they are not poisonous.

Video Quiz – Those Amazing Arthropods!: 

Video Quiz – Those Amazing Arthropods! True or false: Most insects have 4 pairs of legs. True or false: All arachnids are harmful to humans. True or false: Only insects have exoskeletons. True or false: Insect bodies are divided into three main parts. The largest class of arthropods are the ____________.

Slide 10: 

Arthropods have a segmented body, jointed appendages, and a protective _________. Spiders belong to the class of arthropods called __________. Most crustaceans live in or near the ________. Arthropods replace their exoskeleton by a process called__________. The two main parts of a spider’s body are its abdomen and its _____________.