A camel's hump stores fat, not water — and evolved for th... | funfact.wiki | funfact.wiki
A camel's hump stores fat, not water — and evolved for the Arctic, not the desert. 3.5 million years ago, ancestors in Arctic Canada grew fat-storing humps to survive winters. When they migrated south, the hump proved equally useful in the desert.
The world's firstsunglasses were invented about 2,000 years ago by Arcticindigenous people. They carved animal bones or ivory to fit the face with thin slits, preventing snow blindness from UV rays reflected off the snow.
Newborn horses don't have hard hooves. A jelly-like covering called "foal slippers" wraps around their hooves, protecting the mother during pregnancy and birth. These coverings naturally fall off once the foal begins to stand and walk.
Walking with same-side arm and leg moving together (lateral walk) is actually the most common gait among mammals — dogs, cats, elephants, and deer all walk this way. In Edo-period Japan, people also walked this way, using a style called "nanba."