Learn about tetralogy of Fallot (ToF), a congenital condition affecting blood flow from the heart, and the care available at Boston Childrenâs Hospital. bostonchildrens.org International Visitors
The giraffe's scattered range extends from Chad in the north to South Africa in the south, and from Niger in the west to Somalia in the east. Giraffes usually inhabit savannas, grasslands, and open woodlands. Their primary food source is acacia leaves, which they browse at heights most other herbivores cannot reach.
Giraffes, found throughout sub-Saharan Africa, are susceptible to poaching and habitat loss. Photograph by Beverly Joubert, National Geographic Creative Giraffe researcher Julian Fennessy recently boarded a helicopter in Ethiopia's Gambella National Park, which borders the turbulent new nation of South Sudan.