A giraffe's heart, which can weigh up to 10 kg (24 lb), has to generate around double the normal blood pressure for a large mammal in order to maintain blood flow to the brain against gravity.
What does Forged mean in Urban Dictionary?: From great adversity comes great energy. As the toughest metallic is forged into the hottest fires, so too, we people are forged and enhanced through our veryâ¦
For other uses of the terms authentic and authenticity, see Authenticity. Authentication (from Greek: Î±á½Î¸ÎµÎ½ÏÎ¹ÎºÏÏ authentikos, real, genuine, from Î±á½Î¸Î­Î½ÏÎ·Ï authentes, author) is the act of confirming the truth of an attribute of a single piece of data (a datum) claimed true by an entity.