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Nat Theo Nature Lessons Rooted in the Bible

How Does a Sea Star Regrow an Arm? Lesson 126

Nat Theo Nature Lessons Rooted in the Bible

Eryn Lynum

Education For Kids, Religion & Spirituality, Kids & Family, Christianity

4.8 • 616 Ratings

🗓️ 5 May 2026

⏱️ 22 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Is a starfish a fish? How do sea stars regrow an arm? Do these cosmic-shaped sea creatures have eyes? Discover how God made sea stars unique and how their thousands of feet encourage us to walk in God’s path for us.

Here’s our trail map:

  • Is a Sea Star a Starfish?
  • How Does a Sea Star Regrow an Arm?
  • How Do Sea Stars Move?
  • How Can We Walk in God’s Ways?

Download this lesson’s free coloring sheet: https://thenaturaltheologyproject.com/how-does-a-sea-star-regrow-an-arm/

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Scriptures Referenced in This Episode:

“He lifted me out of the pit of destruction,

out of the sticky mud.

He stood me on a rock

and made my feet steady.” Psalm 40:2 (NCV)

“Blessed are all who fear the Lord,

who walk in obedience to him.” Psalm 128:1 (NIV)

“How, then, can they call on the one they have not believed in? And how can they believe in the one of whom they have not heard? And how can they hear without someone preaching to them? And how can anyone preach unless they are sent? As it is written: ‘How beautiful are the feet of those who bring good news!’” Romans 10:14-15 (NIV)

“On your feet wear the Good News of peace to help you stand strong.” Ephesians 6:15 (NCV)

Terms Learned in This Episode:

  • Echinoderm: a class (large category) of ocean animals with a hard, bumpy, or spiny body, such as a sea star, sea urchin, or sand dollar.
  • Asteroidae: The group of echinoderms that includes sea stars.
  • Sea Star Ray: The pointed arm of a sea star extending from a central body.
  • Regeneration: The ability to regrow a lost or damaged body part.
  • Autotomy: When an animal purposely drops or sheds a body part, like an arm or tail, to escape danger.
  • Blastema: A group of cells that forms at an injured spot and helps regrow a missing body part.
  • Tube Feet: Tiny, tube-shaped body parts with suction cups on the end that help a sea star move, cling to surfaces, and hold prey.

This podcast episode contains paid advertisements.

Mentioned in this episode:

Magnify: A Wild & Wonderful Summer Adventure by Nat Theo

Join us for summer Bible & nature study! https://thenaturaltheologyproject.com/magnify

Transcript

Click on a timestamp to play from that location

0:00.0

This summer, we invite you to explore God's wild and wonderful world in a whole new way with

0:07.5

Magnify, a wild and wonderful summer adventure. This nine-week experience is a child-led,

0:15.1

low-prep way to enjoy meaningful nature study right where you live. Each week your family will discover and delight

0:22.8

in God's fingerprints through birds, flowers, amphibians, insects, fungi, and more. With guided

0:30.3

nature journaling, trusted book and resource lists, devotions, and three live classes with me

0:37.0

throughout the summer, Magnify gives you everything

0:40.0

you need for a season of wonder, learning, and faith-filled discovery. Magnify is designed to

0:47.5

help your family slow down, step outside, and stand in awe of God's creation.

0:54.2

Join us this summer at the Natural Theology Project.com slash magnify or through the link

1:00.2

in our show notes.

1:05.2

Are you ready to explore God's wild and wonderful world?

1:14.6

Welcome to the Nat Theo podcast.

1:17.5

I'm your host, Aaron Linem.

1:19.2

I'm a certified master naturalist, Bible teacher, and author.

1:23.0

And I am so excited to dive into God's written word, the Bible, and his created world with you.

1:43.6

Can you think of hexagon in nature? Bees make hexagon-shaped cells in their hives, and snails have spiral-shaped shells,

1:53.3

jellyfish look like the shape of a bell, and turtles have dome-shaped shells. I saw that just this week when we had a huge snapping turtle in the creek in our neighborhood.

2:06.0

God used a whole lot of shapes throughout creation.

2:09.8

And today, we are learning about a special star-shaped animal that he made, the sea star, sometimes called a starfish.

2:19.0

Here is our trail map.

2:22.0

Are you ready?

2:23.9

We are going to learn. Is a sea star a starfish? How does a sea star regrow an arm?

...

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