Anchovy (n.) is like a single sentence that changes the whole letter.
The Anchovy (n.) is the ingredient everyone picks off the pizza and misses in the dressing.
An Anchovy (n.) is just salt with bones.
The Anchovy (n.) is like eating an eyebrow.
A Barracuda (n.) hangs in the water looking uninterested right up until it isn't.
A Beta fish (n.) is sold in a plastic cup because it cannot be trusted with company.
Beta fish (n.) is a real alpha fish.
Blowfish (fugu) (n.) is the Japanese name for pufferfish, a delicacy whose poisonous organs must be removed by licensed chefs.
Blowfish (fugu) (n.) is dinner that can end the diner if the chef blinks.
Blowfish (fugu) (n.) is like a parachute jump you can order off a menu.
Blowfish (fugu) (n.) is a dinner where the cook's paperwork is the seasoning.