Animal Eyes

When certain kinds of fish disappear, scientists look to marine biologists and ecologists to explain the changes they find. Those very marine biologists and ecologists will examine things like over-fishing, pollution, climate change, and loss of natural habitat size in their search for the cause.

Carrots help you see! A diet of carrots won't give a blind person 20/20 vision. But the vitamins found in the vegetable can help promote overall eye health. Carrots contain beta-carotene, a substance that the body converts to vitamin A, an important nutrient for eye health.

The outer rim of the iris does not change, in comparison to the inner rim, which does! It’s due to different muscles expanding and contracting in folds or in a circular motion depending on the type of muscle. Our beautiful irises can even have freckles!