yes the can sence the static electricity of an animal.
bull sharks have been known to use the bump and bite.
They are the fastest swimming sharks
The only sea lions with good senses are the one that don't get eaten by sharks or polar bears.
You can consider it as general.
No the black widow dose not have any senses
A sharks special scence is smelling because some sharks can smell form miles away.
The special senses :)
Special Senses.
yes
No
sharks have senses of the enemy so yes.
lamellae is a part of him/her that senses electric impulses