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Why do leaves change color in the fall?
What’s your favorite part of fall? Picking apples? Trick-or-treating? Those are all fun fall activities, and watching as the leaves change color each autumn is another one of the hallmarks of the season. Learn why the leaves change color each fall.


Night light: These mushrooms glow in the dark
What's that eerie green glow in the forest? It could be mushrooms glowing in the dark.


'Who cooks for you?' Meet the barred owl
If you’ve ever heard someone calling out in the woods, “Who cooks for you?” there’s probably a barred owl nearby. These distinctive-looking owls are best known for their hard-to-miss call, which sounds like they are calling out: "Who cooks for you? Who cooks for you all?"


On the move: How sunflowers follow the sun
Have you ever heard that sunflowers will follow the sun across the sky? They do in a way. The flowers are firmly rooted to the ground where they grow, but the flower heads will move throughout the day so they are always facing the sun.


Relatively speaking: How animals are classified
How are animals related? System of taxonomy helps us understand.


Wild Relatives: The squeezing boa constrictor
Boa constrictors are among the most well-known snakes in the world thanks to how they are portrayed in popular culture. If the movies were to be believed, boa constrictors are a major threat to people. The reality is a little different. Boa constrictors are large snakes, and they do kill their prey by wrapping their bodies around their catch and constricting it. That’s why they are called boa constrictors.


The a-maize-ing history of corn in Illinois
Corn and items made from corn are so much a part of our lives that it’s no wonder corn is not just one but three of our state symbols!


Skippers are tiny but speedy butterflies
What's faster and smaller than a butterfly but still somehow a butterfly? A skipper! Like moths and butterflies, skippers belong to the insect order Lepidoptera. At one time, skippers were thought to be their own distinct group within the order, but scientists now classify them as a type of butterfly.
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