Book 32, Question 142 · Video
Are snakes and lizards related?
Yes. Snakes and lizards belong to the same big group of reptiles. Scientists believe snakes came from lizards that lost their legs over millions of years. Some lizards, such as legless lizards, look a lot like snakes. But snakes have some special features, like no eyelids and a flexible jaw. Both are scaly, and both shed their skin.
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What Crafty Clover says in this video
Intro
Hi there, curious minds! I'm Crafty Clover! Let's discover something amazing. Are snakes and lizards related?
The Big Idea
Snakes and lizards look different. One has legs, the other doesn't! Are they related?
Same Group
Step one: Same Group. Yes, snakes and lizards belong to the same big group of reptiles. Both are scaly, and both shed their skin.
Lost Legs
Step two: Lost Legs. Scientists believe snakes came from lizards that lost their legs over millions of years. Some lizards, such as legless lizards, look a lot like snakes.
Special Features
Step three: Special Features. But snakes have some special features. They have no eyelids and a very flexible jaw that lets them swallow meals bigger than their heads.
A Closer Look
Let's take a closer look! Lizards mostly. Lizards mostly. Snakes stretch. Both shed.
Quick Facts
Quick facts! Snakes are like lizards that moved on without legs. Legless lizards exist. Both shed their skin. Snake jaws stretch.
Think Like a Scientist
Now, think like a scientist! Make a Venn diagram of snakes and lizards. Draw two overlapping circles. Put what they share in the middle. Put what's different on the sides. Add small drawings.
Outro
Snakes and lizards belong to the same big reptile group, and scientists think snakes came from lizards that lost their legs. Some legless lizards look like snakes, but snakes have no eyelids and very flexible jaws. Science is amazing! Keep wondering and keep exploring! Share what you learned with someone at home, and see what they think! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!