Eggsactly!
In the photo on the right, the green arrow is pointing
at a monarch butterfly egg.
Within a few days it will open and a tiny caterpillar
will emerge. Watch: Hatching from the Egg
The newly emerged caterpillar is called an instar.
The caterpillar is so small that you many miss it even
if you look very carefully.
5. What instrument could you use to look for these
eggs or the instars?
Fact: Scientists who specialize in studying butterflies
and moths are called lepidopterists.
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