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Many fish species are known to change sex during the course of their lives.
One Puffer Fish contains enough poison to kill 30 people.
Fish can drown in water.
There are about 173,000 venomous species: from lizards to spiders and fish.
“Rain of fish” is an annual weather event in which hundreds of fish rain from the sky onto the city Yoro in Honduras.
The Sea Anemone looks like a flower, but it’s actually a carnivorous animal that eats small fish and shrimp.
80% of the biomass of fish in the world’s oceans has been lost in the past 100 years.
Fish in polluted lakeslose their sense of smell.
The band Abba had to negotiate the rights to their name with a canned fish company.
Samsung’s first product was dried fish.
About a third of male fish in British rivers are changing sex due to pollution, especially from contraceptive pills, a research found.
A sardine is not a species of fish, but a name that can apply to many small varieties of pickled fish, including herring and pilchard.
The goliath tigerfish is a fish that eats small crocodiles.
A robotic fish was accepted by other fish and became their leader during an experiment by NYU.
A koi fish named “Hanako” lived for 225 years.
The Salema Porgy is a species of fish that can cause hallucinations when eaten. In Ancient Rome it was consumed as a recreational drug.
Fossil evidence suggests that fish have been on Earth for about 530 million years.
The opah, or “moonfish”, is the only known fully warm-blooded fish.
The toxin in puffer fish is 1200 times deadlier than cyanide.