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Anatomy

Anatomy of a Cat Whisker

Cats have dozens of movable vibrissae (whiskers) over their body, especially their face. Vibrissae are usually thicker and stiffer than other types of hair but consist...

What’s That Called? Philtrum – The Space Between The Nose & The Upper Lip

The philtrum (Latin philtrum, Greek, ‘love potion’ ), is a medial cleft common to many mammals, extending from the nose to the upper lip, and, together with...

Evolution: Darwin’s Tubercle

Known as Darwin’s tubercle, about 10.4% of the population have a small bump on the inside of their upper ear.  In 1879, Charles Darwin...

Urban Myths: Humans Use Only 10% of Their Brains

The idea that humans only make use of 10% of their brains is widely perpetuated in popular culture. This concept that large areas of...