A
We can split the animal kingdom into these 2 groups.
What are vertebrates and invertebrates?
Snakes have between ______ and 400 vertebrae in their backbone.
What is 200?
These 2 groups of vertebrates are cold-blooded and have scales for skin.
What are reptiles and fish?
This is the longest fish in the world.
What is the whale shark?
This is a skeleton on the outside of the body.
What is an exoskeleton?
This group of animals have a backbone.
What are vertebrates?
True or False: Humans have more backbones than snakes.
False
Amphibians have __________ skin.
What is moist?
This is the smallest fish in the world, only 9mm long.
The middle of the insect is called this.
What is the thorax?
This group of animals does not have a backbone.
What are invertebrates?
True or False: Mammals are warm-blooded.
True
Fish use these to breath underwater.
What are gills?
This group of vertebrates lay eggs and have feathers.
What are birds?
Insects do not have a nose, but they use these to smell with.
What are antennae?
This is another word for backbone.
What is a spine.
Mammals are the _________ animals on earth.
What is the smartest?
As amphibians grow older, they will grow legs and these.
What are lungs?
This group of animals do not have a backbones.
What are invertebrates?
These invertebrates have 8 legs and are cold blooded.
What are spiders?
There are this many groups of vertebrates.
What is 5?
Mammals are born from their mothers and not an ________.
What is an egg?
Amphibians are born here.
What is water?
Most of the animals in the world have no spines. In fact ______% of all animals no not have a spine.
What is 97?
This group of invertebrates have no lungs, but breathe through their skin.
What are worms?