The barnacles of the species " Sacculina granulosa " are parasitic castrators of these crabs.
2.
For example, members of the genus " Sacculina " are parasitic, dwelling within crabs.
3.
It may be found on sand and gravel in the parasitised by the barnacle " Sacculina ".
4.
After this invasion of the " Sacculina ", the crab is now unable to perform the normal function of molting.
5.
The male " Sacculina " looks for a female " Sacculina " adult on the underside of a crab.
6.
The male " Sacculina " looks for a female " Sacculina " adult on the underside of a crab.
7.
When a female " Sacculina " is implanted in a male crab it will interfere with the crab's hormonal balance.
8.
The natural ability of regrowing a severed claw that is commonly used for defense purposes is therefore lost after the infestation of " Sacculina ".
9.
Although all energy otherwise expended on reproduction is directed to the " Sacculina ", the crab develops a nurturing behavior typical of a female crab.
10.
Say " yuck " aloud to the account of the microscopic crustacean sacculina, which " converts its crab host into a castrated, mindless slave ."