a dolphin protects itself by when a predator is there, for example a hammerhead shark they would use there teamwork to kill their predator.
A blackbrid can protect itself from danger by
live
Often a female dolphin is smaller and does not have as much strength as a male dolphin. Baby dolphins (known as calves) cannot protect themselves just like a human baby cannot protect itself. A mother with a calf would want to protect its calf if in danger and thus will put its own life in danger as well.
By the sound it makes.
stinging
by butting its head in the preditor
by swiming away or by sqeling.
Yes dolphins do appear
it uses its nose and hits the prediter
by raping its enemy
A pigeon protects itself by flying away from danger.
by swimming fastly