Some birds of prey have such exceptional visual acuity that they can see small animals from thousands of feet in the air.Visual acuity is greatest when an image projects directly onto a small area of the retina that contains no rods but many cones.Some birds of prey have more than one of these areas.The area is called a
A) cone.
B) rod.
C) fovea.
D) ganglion.

Question

Quizplus · Accepted Answer

The area of the retina that contains no rods but many cones and projects an image directly onto a small area is called the fovea. Some birds of prey have more than one of these areas, which enables them to have exceptional visual acuity and spot small animals from thousands of feet in the air.

Some Birds of Prey Have Such Exceptional Visual Acuity That