Penguins: The Eyes Have It!

Want to read the rest of this paper? Join Essayworld today to view this entire essay and over 50,000 other term papers

are able to recognize
individuals and navigate the rocky terrain on which they live quite well.
Long of body and short of leg, they probably poke their heads forward as
an aid to balance. And as for looking at the ground, they're merely-like
us-keeping an eye on where they're going.

The human eye is adapted for aerial vision, which is why scuba divers-or
even you and I in the local swimming pool-must wear goggles or a face mask
to re-introduce air in front of our eyes in order to see clearly.

Among vertebrates in general, the bird eye is frequently described as the
most efficient. Its superior quality, combined with the fact that a large
number of birds-cormorants, pelicans, seagulls, even ducks, as well as
penguins-get their food from water, obviously deserved research beyond
that possible in a controlled environment such as an aquarium or zoo.
Professor Jacob Sivak of the University of Waterloo and his associate,
Professor Howard Howland of Cornell University, had a ...

Get instant access to over 50,000 essays. Write better papers. Get better grades. Already a member? Login

CITE THIS PAGE: