The pygmy hippo is a solitary, elusivecreature, pushing its way like a squat, 500-poundbattering ram through the dense undergrowth offorests in Liberia and nearby countries.

• 矮黑河马是一种让人捉摸不定的非群居生物,生活在利比亚和周边国家,在其森林中浓密的灌木丛中像一个重达500磅的撞车,蹲伏着挪着步子。