From Popular Science.

A newly-discovered fish in the Red Sea has menacing teeth and a sinister face, hiding in coral to strike at unsuspecting prey.

But the grumpy dwarfgoby — nicknamed ‘The Grumpy Cat of the Sea — is just 2 centimeters long!

Popular Science, "Seriously grumpy-faced fish discovered in Red Sea": https://www.popsci.com/environment/grumpy-fish-red-sea/

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