interesting unique abilities of humans compared to other an…

Twetch ·

interesting unique abilities of humans compared to other animals:

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Twetch ·

Humans have a unique ability to throw things due to our skeleton's structure of shorter arms & longer legs giving us a unique stability

Twetch ·

Human beings have the best stamina due to our unique ability to sweat.

Twetch ·

salivary amylase is much higher in humans compared to all other animals, giving us the ability to digest energy dense starch-rich foods.

Twetch ·

Humans have the largest ratio of white part in the eye (sclera) giving us the unique ability to communicate using gaze signals.

Twetch ·

Neither animals nor plants can live without vitamin C. We have the genes to synthetize it but they are inactive. This is also the case for gorillas, chimps & orangutans, meaning that the loss of vitamin C biosynthesis occurred around 61 million years ago..

Twetch ·

During the 16th to 18th centuries, sailors on a regime of salted biscuits & dried meats suffered from scurvy after 3 months, until they started adding potatoes to their diets.
In exchange for this biosynthesis loss, we gained a better ability to recycle it

Twetch ·

This gave us the ability to survive up to 3 months with a diet void of it. Obtaining vitamin C from food & using it more efficiently also used less energy that could be allocated to developping our brains.

Twetch ·

Fun fact, dogs can interpret human gaze signals

Twetch ·

that's true and I'm sure it played a big role in wolf domestication and our ability to communicate with dogs

Twetch ·

ability to throw projectiles is perhaps our largest advantage.