Deep Look
You've Heard of a Murder of Crows. How About a Crow Funeral?
Crow funerals aren't the solemn events that we hold for our dead. What's really going on?
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Why Do Tumbleweeds Tumble?
To reproduce, vibrant tumbleweeds need to turn into rolling brown skeletons.
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Upside-Down Catfish Doesn't Care What You Think
This catfish looks confused, but swimming belly-up helps it camouflage and breathe better.
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Take Two Leeches and Call Me in the Morning
Once used for questionable treatments, leeches now help doctors to reattach body parts.
Deep Look
How Ticks Dig In With a Mouth Full of Hooks
A tick uses a mouth of hooks to cling to you. But there *is* a way to pull it out.