i Dont know what exact species they are but i know they are classed in the Invertebrate class. Because they have a Exosqueleton and they molt to reach bigger sizes.
They are very similar and belong to the same family. Crayfish are fresh water, lobster are salt water. And they are very different in size.
Yabbies are like a small fresh water prawn or cray fish. They are commonly found in creeks and scavange for food.
That depends largely on the species of crayfish, but as a general rule, yes, crayfish can breath air as long as their gills are wet. Most cannot be out of the water for more than about 20 minutes.
As of July 2014, the market cap for Cray Inc (CRAY) is $1,190,212,422.75.
The symbol for Cray Inc in NASDAQ is: CRAY.
The population of Cray is 800.
Cray was created in 1972.
A cray is another term for a crayfish or a lobster.
Cray Thomas is 5' 10".
Mark Cray is 5' 7".
Chick Cray died in 2008.
Chick Cray was born in 1921.