Lacking stealth, the pufferfish developed another way of evading predators:
the fish gulps down enormous amounts
of water, transforming into menacing, spiky ball twice its normal size.
Pufferfish also have powerfully poisonous internal organs, which can cause breathing difficulties, and
even death to animals that manage to eat them.
Ironically, these highly toxic fish are also irresistably delicious to many humans!
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