Pufferfish

Pufferrfish are amazing creatures. They have multiple ways of defending themselves from anyting that seems harmful to them. Pufferfish can range in size from 1-inch long to 2 feet long. One of theire defenses is inflating their stomach using water (or air) to expand more than 3 times is body size. Pufferfish also taste really bad. When an animal eats it, it constains tetrodotoxin which is deadly to humans. Their is enough toxin in a pufferfish to kill up to 30 adults. Their is 120 different types of pufferfish in the world. All pufferfish only have 4 teeth that are pushed together to for a beak. 

Information Source: http://animals.nationalgeographic.com/animals/fish/pufferfish/

Photo Source: https://c2.staticflickr.com/4/3057/3046410645_2eb802cd4a_z.jpg?zz=1