Color blindness is most often a genetic disorder, but it can be acquired due to illness, eye/brain/nerve damage, or chemicals. People with this condition tend to see a limited â¦ range of colors; a rare few may not see colors at all. The eye is very much like a film camera.ifferent disorders can affect your vision differently. Normally, a person would be able to see all the colors of the rainbow, but with different forms of color-blindness, â¦ the person can only see greenish-yellowish colors, or just pink, red, and blue.
There are thousands of different caterpillars and similar in the world, and many of them are garden ravagers â darn them. Common caterpillars that we find are the cabbage worm and cabbage looper which eats holes in many vegetables, including brassicas (cabbage, broccoli, Brussels sprouts, kale etc), tomatoes, spuds, and cucumbers. It's the pretty butterflies and plain looking moths that flutter around and lay eggs that are the culprits.
Oligochaetes are well-segmented worms and most have a spacious body cavity (coelom) used as a hydroskeleton. They range in length from less than 0.5 mm (0.020 in) up to 2 to 3 metres (6.6 to 9.8 ft) in the 'giant' species such as the giant Gippsland earthworm and the Mekong worm Amynthas mekongianus (Cognetti, 1922).