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What structures do spiders grasshoppers and crayfish have for exchanging gases?
spiders: book lung grasshopper : trachea crayfish: gills
What is the crayfish's phylum?
The crawdad is in Phylum Arthropoda. This Phylum contains crayfish, lobsters, spiders, scorpions, and insects.
How is the exoskeleton an adaptive advantage to the crayfish?
i thought i knew but im not going to lie.I hate spiders
Why are crayfish called crayfish?
They got their name because they are similar to a crab.
Why are giant crayfish ants and spiders the size of humans or elephants not possible?
genetics's. The same reason humans cant be as tall as skyscrapers.
Do platypuses eat spiders?
No. Platypuses eat small water animals such as aquatic insect larvae, fresh water shrimp, annelid worms, yabbies and crayfish. They do not eat anything terrestrial.
Where are arthropod found?
every where, vode. they are bugs, spiders, scorpions, crabs, lobsters, crayfish, and a whole slew of other things ad'ika. Kandosii!
What is the most abundant polysaccharides on earth?
Chitin, a polysaccharide made of N-acetylglucosamine molecules. It makes up the exoskeletons of all arthropods, including insects; arachnids, such as Spiders and ticks; and crustaceans, such as crabs, lobsters, crayfish, and shrimp.
What is the freshwater lobster?
Crayfish
What type of body cavity do spiders have?
It's called an exoskeleton. Spiders are invertibrates which mean without an internal skeleton.
Why did arthropods become extinct?
The arthropods are far from extinct. They are one of the largest groups of animals, and include about anything with an exoskeleton. Insects, spiders, crabs, lobsters, crayfish, beetles (which are insects), scorpions, and so on.
Is your crayfish dieing?
My older crayfish died and my littler crayfish has not yet how do/can they die?
