this crab predator is a human or other sea animals
What is a Hermit Crab's predator?
Cephalopoda, for example.
cacas
The Hermit Crab
You need to be more specific in what type of blue crab you are referring to. There are at least three different species of crab commonly known as blue crab.Atlantic Blue Crab (Callinectes sapidus)Blue Crab (Portunus pelgaicus)Japanese Blue Crab (Portunus trituberculatus)
The size of ya mam
Squid and crab
a bird
shore crab
the blue crab is eaten by us and other blue crabs
Neither. It is not a vertebrate, so it cannot be either. A crab is a crustacean.
The blue crab is a general term that refers to four different species that share similarities:The blue king crab (Paralithodes platypus)The blue swimmer crab (Portunus pelagicus) The Japanese blue crab (Portunus trituberculatus)The Chesapeake/Atlantic blue crab (Callinectes sapidus)The Japanese blue crab and the blue swimmer crab are the only two that are within the same genus.