With blue blood and three hearts, the octopus has one of the most unusual circulatory systems in the animal kingdom.
In fact, some creatures have blood that's blue, green, or even clear! It's fascinating to think about how different life can be across the animal kingdom. Let's take a friendly journey together to ...
The Bailey-Matthews National Shell Museum & Aquarium on Sanibel reported that it has opened two new exhibitions for the 2026 ...
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