Giraffes may have evolved long necks to help them throw brutal headbutts when competing for mates | BBC Science Focus Magazine
How do Giraffes Reproduce? Facts About Giraffe Reproduction
How Do Giraffes Mate? - Ned Hardy
Wild Nature Institute Blog - Wild Nature Institute
Opelda Media Services - Sexual maturity of the female is at 48-60 months, the male is at 42 months. The giraffe mate at any time of the year with the gestation period
UC Davis researchers travel to Africa to study mystery of giraffe mating behaviors - CBS Sacramento