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Book 32, Question 98 · Video

How do gecko eggs stay glued in place?

Video · 1:42 · Crafty Clover explains, from A Million Whys Book 32

Many house geckos lay hard-shelled eggs that are sticky when new. As the egg dries, the shell glues itself to a wall, a leaf, or the bark of a tree. This keeps the eggs in a safe, hidden place. The tiny babies hatch later with an egg tooth. Sticky eggs are an easy way to hide a nest, even on a vertical surface.

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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. How do gecko eggs stay glued in place?

The Big Idea

Gecko eggs stick to walls! Even upside down! How do they stay glued in place?

Sticky When New

Step one: Sticky When New. Many house geckos lay hard-shelled eggs that are sticky when new. The mother often lays them in pairs.

Drying Glue

Step two: Drying Glue. As the egg dries, the shell glues itself to a wall, a leaf, or the bark of a tree. This keeps the eggs in a safe, hidden place.

Vertical Nests

Step three: Vertical Nests. The tiny babies hatch later with an egg tooth. Sticky eggs are an easy way to hide a nest, even on a vertical surface.

A Closer Look

Let's take a closer look! When new. Stuck on. Too. Too.

Quick Facts

Quick facts! Gecko eggs are small, about the size of a pea. New gecko eggs are sticky. They stick to walls. Babies use egg teeth to hatch.

Think Like a Scientist

Now, think like a scientist! Dampen a bit of paper towel. Press it onto a window. Watch how it sticks as it dries. Peel it off later. A gecko egg sticks in a similar way.

Outro

Many house geckos lay hard-shelled eggs that are sticky when new. As they dry, they glue themselves to walls, leaves, or bark, keeping the nest hidden even on vertical surfaces until the babies hatch. Science is amazing! Remember, every big discovery starts with a small question. Keep looking, keep learning, and keep asking why! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!

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