Did You Know?
Some jellyfish have complex eyes without a brain.
Box jellyfish have 24 eyes of four different types, including eyes similar to human ones with retinas, corneas, and lenses. Despite lacking a central brain, they can process visual information through a neural ring that connects their eyes, allowing them to actively hunt and avoid obstacles.
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The platypus can detect electrical signals from its prey.
Platypuses have electroreceptors in their bills that can detect the tiny electrical signals produced by their prey's muscular...
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The cockeyed squid has two dramatically different eyes.
Histioteuthis heteropsis has one large, yellow eye that points upward and one small, dark eye that points downward....
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Crows can recognize human faces and hold grudges.
Crows can remember human faces for extended periods and will teach other crows to recognize people who have...