Nat Geo Wild | Giraffes 101
How fast do baby giraffes grow? How many vertebrae are in that long neck? A truly unique species, giraffes are found only in sub-Saharan Africa and can reach unbelievable heights. Learn surprising giraffe facts, such as why they need such enormous hearts and how they get by on less than thirty minutes of sleep each day.
2018-02-09 19:00:00 - National Geographic