Snails have a bizarre sleep pattern.Snails sleep sporadically. They're manic. They may slumber for hours then stay awake for 30 or more. Hibernation periods are insane. They can slumber for three years to self-preserve.

Snail

The owl's head can rotate 270 degrees.Due to their flexibility and one socket pivot, these birds can swivel their heads virtually a full circle. Johns Hopkins researchers also revealed that owls had backup arteries, so when they turn their heads, they still obtain blood and nutrients.

Owl

The stonefish is the most toxic fish in the ocean.Stonefish cause vasoconstriction. If stung, it can cause shock, paralysis, malaise, nausea and vomiting, sweating, delirium, pyrexia, cardiogenic shock, respiratory difficulty, and death if not treated within a few hours.

Stonefish

The whale shark is the second largest fish in the world, yet it eats largely plankton, plants, and algae. It has over 4,000 teeth, yet it's a filter feeder. It obtains food by "cross-flow filtration," like some bony fish and baleen whales.

Whale Sharks

The kangaroo's jumping distance is just incredible. When it comes to vertical distance, kangaroos are unrivalled. Their ability to do this stems from a combination of factors, including short, powerful front legs and a long, sturdy tail that acts as a stabiliser while jumping.

Kangaroos

Dung beetles are the world's strongest bug. They can push faeces balls 200 times their weight. One dung beetle pushed a 1,141-times-his-body-weight ball, the equivalent of a 150-pound person moving 80 tonnes.

Dung beetles

Jaguars have sharp jaws. Jaguars kill their victim instantaneously by piercing the neck from behind. Jaguars and black jaguars are the same species; the loss of markings is due to a mutation in 6% of the wild population.

Jaguars

Hippos are speedy for their size. Hippos spend up to 16 hours a day submerged, yet they also walk. They're fast for their size. Outrunning a hippo is futile. It weighs 2,000 to 4,000 pounds and can sprint 15 to 30 mph.

Hippos

Komodos eat like champs. Komodo dragons may grow to 10 feet and 150 pounds, therefore they eat...a lot. Eat up to 80% of their body weight at once. Post meal ritual? They regurgitate indigestible components as smelly pellets.

Komodo dragons

Tasmanian devils bite hardest. Looney Tunes made Taz lovable. But in reality, he's not. Earth's strongest bite. These 20-pound creatures can apply 94 pounds of pressure, for a "Bite Force Quotient" of 181. That's 60 points greater than a lion and double a hyena's strength.

Tasmanian devils

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