Did You Know?

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 contractions. This allows them to hunt effectively in muddy water with their eyes closed. They are one of the few mammals with this ability, shared only with echidnas.

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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....

Read more: The cockeyed squid has two dramatically different eyes.

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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...

Read more: Crows can recognize human faces and hold grudges.

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The sarcastic fringehead fish uses its giant mouth for territorial disputes.

When two of these fish fight, they press their huge, colorful mouths against each other, like an aggressive...

Read more: The sarcastic fringehead fish uses its giant mouth for territorial disputes.