Search results
Results From The WOW.Com Content Network
Vision is an important sensory system for most species of fish. Fish eyes are similar to those of terrestrial vertebrates like birds and mammals, but have a more spherical lens. Their retinas generally have both rod cells and cone cells (for scotopic and photopic vision ), and most species have colour vision.
Fish retinas generally have both rod cells and cone cells (for scotopic and photopic vision ), and most species have colour vision. Some fish can see ultraviolet and some are sensitive to polarised light . Among jawless fishes, the lamprey [ 1] has well-developed eyes, while the hagfish has only primitive eyespots. [ 2]
Pescetarianism ( / ˌpɛskəˈtɛəri.ənɪzəm / PESK-ə-TAIR-ee-ə-niz-əm; sometimes spelled pescatarianism) [ 1] is a dietary practice in which seafood is the only source of meat in an otherwise vegetarian diet. [ 2] The inclusion of other animal products, such as eggs and dairy, is optional.
Batoidea is a superorder of cartilaginous fishes, commonly known as rays. They and their close relatives, the sharks, compose the subclass Elasmobranchii. Rays are the largest group of cartilaginous fishes, with well over 600 species in 26 families. Rays are distinguished by their flattened bodies, enlarged pectoral fins that are fused to the ...
Scombroid food poisoning, also known as simply scombroid, is a foodborne illness that typically results from eating spoiled fish. [ 2][ 4] Symptoms may include flushed skin, sweating, headache, itchiness, blurred vision, abdominal cramps and diarrhea. [ 2][ 5] Onset of symptoms is typically 10 to 60 minutes after eating and can last for up to ...
While research indicates that fish oil supplements don’t lower the risk of heart disease, people who eat seafood rich in omega-3s one to four times a week are less likely to die of heart disease ...
X-Ray (Rex Washburn): X-Ray is the unofficial head of the boys in Group D, who was sent to Camp Green Lake after he was caught selling dried herbs to people who thought they were buying marijuana (as revealed in the spin-off novel Small Steps). X-Ray decides that Stanley will be called "Caveman" and fixes the order of the line for water.
A rarely seen deep sea fish resembling a serpent was found floating dead on the ocean surface off the San Diego coast and was brought ashore for study, marine experts said. The silvery, 12-foot ...