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Vertebrate
Animals
Vertebrate animals
live in most of Earth’s
environments.
Key Concepts
SECTION
1
Vertebrates are animals
with endoskeletons.
Learn how most of the vertebrates on Earth are fish.
SECTION
2
Amphibians and
reptiles are adapted
for life on land.
Learn how most amphibians
hatch in water and most reptiles hatch on land.
SECTION
3
Birds meet their needs
on land, in water,
and in the air.
Learn how adaptations for
flight affect how birds
meet their needs.
SECTION
4
Mammals live
in many
environments.
Learn about mammals’
many adaptations.
CLASSZONE.COM
Chapter 5 online resources:
Content Review, Visualization,
five Resource Centers,
Math Tutorial, Test Practice.
154 Unit 1: Diversity of Living Things
What do these penguins have
in common with this seal?
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What Animals Live Near You?
Make a list of animals you think
live in your neighborhood.
Remember that some animals
are small! Organize the animals
on your list into groups.
Observe and Think Where do
you think you would see the
most animals? What about the
widest variety?
How Is a Bird
Like a Frog?
Fish, frogs, snakes, birds, dogs, and
humans are all vertebrate animals.
Choose two vertebrates and quickly
sketch their body plans, including
their skeletons.
Observe and Think
Where do you think each
animal’s brain, heart, and
stomach are located?
Internet Activity: Where
in the World?
Go to ClassZone.com to learn more about the
distribution of reptiles and amphibians across
the world.
Observe and Think
In what area of the world
do the greatest number
of species live? the least?
What features of these
animals might help
explain the pattern
of distribution?
NSTA
scilinks.org
Bird Characteristics Code: MDL043
Chapter 5: Vertebrate Animals 155
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CHAPTER 5
CONCEPTS REVIEW
VOCABULARY REVIEW
• All living things have common
needs.
migration p. 64
• Plants and some invertebrates
have adaptations for life
on land.
gill p. 137
• Most multicellular organisms
can reproduce sexually.
exoskeleton p. 143
embryo p. 98
lung p. 137
CONTENT REVIEW
CLASSZONE.COM
Review concepts and vocabulary.
TAKING NOTES
CHOOSE YOUR
OWN STRATEGY
Take notes using one or
more of the strategies from
earlier chapters – main idea
webs, main idea and
details, mind maps, or combination notes. You can
also use other note-taking
strategies that you may
already know.
Main Idea Web
Main Idea and Details
Mind Map
VOCABULARY
STRATEGY
Think about a vocabulary
term as a magnet word
diagram. Write other
terms and ideas related
to that term around it.
156 Unit 1: Diversity of Living Things
bird
ENDOTHERM
hair, feathers,
blubber
mammal
shivers, sweats,
pants
transforms food
into heat
active in cold
environments