Many of the words ( jaguars , warthogs ) will be challenging for youngsters , but hey , that 's where you come in !
很多词（例如‘美洲虎’和‘疣猪’）对孩子是有挑战的，但是，嗨，那就是你要做的工作。
One such tropical grassland , the african savanna , is home to some of the world 's most recognizable species , including elephants , giraffes , rhinos , zebras , lions , hyenas , and warthogs .
Mounted on highly manoeuvrable if lightly armed warthogs , they were tasked in october last year with protecting the road building and taking the fight to the insurgents .
The warthogs are ungainly looking aircraft whose dangerous job it is to fly low and slow over battlefields , bringing their guns and rockets to bear on enemy targets below .
