Name
Date
Reptiles and Birds
Before You Read
Before you read the chapter, respond to these statements.
1. Write an A if you agree with the statement.
2. Write a D if you disagree with the statement.
Before You Read
Reptiles and Birds
• Snakes flick their tongue to smell odors.
After You Read
• Some scientists hypothesize that a
meteorite crashed to Earth, causing
extinction of the dinosaurs.
• All birds have feathers.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
• All birds can fly.
Science Journal
Think about the lives of fishes compared to the lives of reptiles and the lives of birds. What
adaptations do birds and reptiles have to suit them to life on land and in the air?
Reptiles and Birds
297
Name
Date
Reptiles and Birds
Section 1 Reptiles
Details
Main Idea
Skim Section 1 of the chapter. Read the headings and illustration
captions. Write three questions that come to mind.
1.
2.
3.
Review
Vocabulary
Use your book or dictionary to define embryo.
embryo
New
Vocabulary
Use your book or dictionary to define each term.
amniotic egg
Jacobson’s organ
plastron
carapace
Academic
Vocabulary
interpretation
298
Reptiles and Birds
Define interpretation to show its scientific meaning.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
amnion
Name
Section 1 Reptiles
Date
(continued)
Main Idea
Characteristics
of Reptiles
I found this information
.
on page
Details
Identify the adaptations reptiles made to survive on land.
Needed for Life on Land
Adaptation
protect embryo from drying
out
prevent excessive loss of
water and minerals from the
body
exchange gases other than
through skin
crocodile’s need for more
oxygen delivered to cells to
help move its large body
snake’s need to swallow prey
larger than itself
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
complex vision and muscle
function
move faster and bear more
body weight
Model a reptilian egg. Label the amnion, embryo, allantois, yolk
sac, chorion, and shell.
Reptiles and Birds
299
Name
Date
(continued)
Main Idea
Diversity of
Modern Reptiles
I found this information
.
on page
Evolution of
Reptiles
I found this information
.
on page
Ecology of
Reptiles
Details
Contrast characteristics of each order in class Reptilia.
Squamata
Crocodilia
examples:
key features:
examples:
key features:
Testudinata
Sphenodonta
examples:
key features:
examples:
key features:
Identify each animal’s ancestors as diapsids, anapsids, or synapsids.
birds
lizards
mammals
turtles
Analyze how loss of a reptile species could upset the balance of an
ecosystem.
I found this information
.
on page
S UMM ARIZE
Evaluate whether a meteorite crashing to Earth could have
doomed the dinosaurs. Discuss the catastrophic effects of such a crash and adaptations
needed to survive the event.
300
Reptiles and Birds
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Section 1 Reptiles