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cooked crayfish are sometimes moldy green with yellow in places where it has gone bad. before cooked they are orange with whiskers. green is when you should eat it and you should eat it fast or it will dry up and turn yellow.
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∙ 14y ago
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What color of blood do crayfish have?
Red
Are crayfish color blind?
No they can see color
What color are raw crayfish?
Brown or red.
What color are crayfish?
brown,orange,red.
What color are crayfish in the northeast US?
black
What does a crayfish's heart do?
A crayfish's heart works like a humans. it pumps blood through the body.
Do crayfish have hearts?
The heart of the crayfish pumps to circulate the blood. The blood flows through the open cavities as there is a minimum of tubing in the crayfish. The circulation of the blood aerates and purifies it.
What is different between a frog and a crayfish?
A frog can ribbet and have different color skin and a crayfish doesn't make sounds
What is the difference between a frog and a crayfish?
Crayfish live in the water, dragonflies dont. crayfish have pincers & gills, dragonflies dont. Dragonflies have wings, crayfish dont. dragonflies start life a a larvae, crayfish dont.
How does blood pass through the filaments of a crayfish?
It becomes oxygenated.
What color are Crayfish when they first shed their exoskeleton?
After molting their exoskeleton, crayfish are a deep red colour. Some may be lighter than others.
How can you tell the difference between an English and American crayfish?
The difference between an English crayfish and an American crayfish is the English crayfish grows to about 3 inches long. It is red- brown in color. It's claws has a turquois and white blotch on the edge of the claw. The American crayfish grows to about 6 inches long. This crayfish is much larger and it's claws are red underneath.
