30. Colorado River toad
The bufotenin toxin in its gland is toxic to human as well as animals.
29. Cane toad
Cane toads are relatively large in size. They often result in death of animals that ate them.
28. Asiatic toad
They are commonly found in Asia and have venomous skin.
27. American toad
American Toad has a very poisonous skin.
26. Common quail
Common quail is eaten in America. The bird gets poisonous due to eating a certain kind of plant.
25. Spur-winged goose
Like all poisonous birds, Spur-Winged goose is poisonous due to its diet of beetles.
24. Little shrikethrush
Their skin and feathers have poison and among the most poisonous birds.
23. Blue-capped ifrita
These cute looking birds have poison in skin and feathers. Although it is not deadly but it is painful.
These brightly coloured birds are among the most venomous bird species on the planet. Their skin is poisonous and it makes them unsuitable prey for snakes, human and other birds.
Salamander’s skin has the infamous poison Tetrodotoxin which is found in venomous snakes and is capable of killing human.