This is the word for an animal with a backbone.
vertebrate
This group of vertebrates is warm-blooded and lays eggs.
birds
Mammals all have this type of body covering.
fur or hair
One helps us see an example of what we are reading about. The other describes what is happening. (2 answers needed)
photos and captions
This means, "to put things into groups or categories".
classify
This word means, "maintaining a constant body temperature".
warm-blooded
This group of vertebrates lives half of their life in water and the other half on land.
amphibians
Fish use these to swim and change direction. (2 answers needed)
fins and tails
This helps us see the page numbers for each chapter in the book.
table of contents
All animals need to this to be able to breathe (even fish).
oxygen
This is the word for an animal without a backbone.
invertebrate
These cold-blooded vertebrates have thick, scaly skin.
reptiles
These kinds of animals eat only meat.
carnivores
These words are printed darker than the other words on the page. They are often key or important vocabulary words for the lesson.
bold print words
Frogs' eggs hatch into these.
tadpoles
To rest or sleep for a long period of time is to ________________.
hibernate
These warm-blooded vertebrates give birth to live babies and produce milk for their young.
mammals
Birds have this kind of body covering.
feathers
This text feature in the back of the book lists the definitions for all the bold print words.
glossary
True or False: All birds are invertebrates.
False
This word means, "to be more active at night".
nocturnal
These cold-blooded vertebrates are aquatic and have gills to breathe.
fish
Animals who do not have the typical or normal characteristics of their classification group are known as ________________.
pattern-breakers or rule-breakers
This text feature gives us an idea of what a chapter or paragraph will be about.
heading or title
Some types of brightly-colored frogs can be ____________, so be careful not to touch them!
poisonous