Do some jellyfish have eyes?
But Some Have Eyes Despite their simple body design, some jellyfish have the ability to see. In fact, for a few species their vision can be surprisingly complex. For instance, the box jellyfish has 24 “eyes,” two of which are capable of seeing in color.
Do jellyfish have eyes and mouths?
Jellyfish are members of the Cnidaria phylum, and can’t scientifically be classified as fish, who belong in the phylum Chordata. The jellyfish has a single opening that serves as both a mouth (orifice) that takes food in and an anus that excretes it out.
How does a jellyfish see?
Jellyfish have very simple bodies — they don’t have bones, a brain or a heart. To see light, detect smells and orient themselves, they have rudimentary sensory nerves at the base of their tentacles.
What does human urine taste like?
The urine is astringent, sweet, white and sharp. The last is known today as the urine of diabetes mellitus. English physician Thomas Willis noted the same relationship in 1674, reporting that diabetic piss tastes “wonderfully sweet as if it were imbued with honey or sugar.”
Is it healthy to have yellow urine?
Normal urine color ranges from pale yellow to deep amber — the result of a pigment called urochrome and how diluted or concentrated the urine is. Pigments and other compounds in certain foods and medications can change your urine color. Beets, berries and fava beans are among the foods most likely to affect the color.
Why is my pee so yellow?
This coloring is primarily caused by the pigment urochrome, also known as urobilin. Whether your urine is diluted by water or in a more concentrated form determines the appearance of the pigment. The more water you drink, and the more hydrated you become, the lighter the pigment in your urine.
Is bright yellow pee bad?
Bright yellow urine is harmless, and is just a sign that you are taking more vitamins than your body needs. You may want to check with your doctor on what vitamins your body does not need as much of so you can cut back.