9 Most Dangerous Animal Defense Systems

9 Most Dangerous Animal Defense Systems 9. Puffer fish toxins Most puffer fish species have an interesting defense mechanism on which they rely to evade predators. The puffer fish is highly maneuverable as it moves by combining its dorsal anal pectoral and caudal fins. It can be quite slow which would make it an easy target for predators. One of its defensive behaviors involves filling it’s very elastic stomach with air or water achieving an almost spherical shape that’s considerably larger in size.  As it expands, it’s pointed spines become…

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Shelter From a Snowstorm | Primal Survivor

MAN (VOICEOVER): But even here, there’s no escape from the storm. I have to get out of this freezing wind. Best I can do is just find a quick shelter behind the wind shadow of these trees. I dig down through the snow at the base of a spruce, making a hole just big enough to fit myself into. Snow is the key to keeping warm out here. Fresh snow is up to 95% trapped air, and that air acts as a powerful insulator– trapping heat and preventing it from…

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