In subsequent citations, only use the first author's last name followed by et al. in the signal phrase or in parentheses. (Kernis et al., 1993). In et al. , et should not be followed by a period.
Transcript of Hammerhead Shark Eyes. Structure of Eye. The structure of a hammerhead sharks eye is very similar to the human eye, they have a cornea, lens, retina, pupil and iris. Their retina has both cone and rod cells, which means they can see light, dark, and colours.
While the hammerhead shark is mellow, it takes hunting for food very seriously. They have a great sense of smell so they are able to locate food without too much trouble. They eat a variety of foods including small fish, sting rays, small sharks, and squid.