10. Asian tiger snake
The Asian tiger snake is the only snake species that is both venomous and poisonous. it stores poison it obtains from its toad prey in its skin.
9. Hooded pitohui
The hooded pitohui harbours a neurotoxin in its skin and feathers called homobatrachotoxin.
The poison originates from the bird’s diet of beetles.
8. Hawksbill sea turtles
Because hawksbill sea turtles consume a variety of prey, including toxic algae and sponges, and venomous cnidarians.
7. Cane toad
Cane toads have poison glands which produce bufotoxin, one of the most poisonous toxins in the world.
The toxin in their skin is so potent it can kill a variety of animals and is particularly dangerous to dogs.
6. Poison dart frog
The poison dart frog is small and brightly patterned, warning predators that it is not fit to eat.
Their poison is kept in their skin and affects anyone who touches or eats it.
5. Spanish fly
A Spanish fly is a type of blister beetle that produces a toxin called cantharidin to defend against predators.
4. Comb stars
Comb stars contain tetrodotoxin, a potent neurotoxin that causes paralysis and eventual death from respiratory failure.
Every gram of a comb star’s flesh holds enough toxin to kill 520 mice.
3. Rough-skinned newt
There are only three species of poisonous salamander, the most poisonous of which is the rough-skinned newt.
They hold enough tetrodotoxin in their flesh to kill most predators but produce a strong smell as a warning.
2. Striated surgeonfish
A striated surgeonfish accumulates toxins through its diet.
The build-up of this toxin in their flesh causes ciguatera fish poisoning which affects 20,000 to 50,000 people each year.
The liver, kidneys, and spikes of pufferfish contain dangerous nerve toxins poisonous to humans.
Before you go, hows about reading on more world records.