Antarctica is Earth’s southernmost continent, containi …
Life in Southern Hemisphere
日: 2016年6月2日
Zebras in Tanzania
Zebras are several species of African equids united by their …
Peaceful Lifestyle of a Monk
A monk is a person who practices religious asceticism, livin …
Birds From Around the World
Birds are a group of endothermic vertebrates, characterised …
Life Under Water
Three quarters of the planet Earth is covered by water. A ma …
Preserving Wildlifes
Wildlife traditionally refers to undomesticated animal speci …
Safe Drinking Water Act
The Safe Drinking Water Act (SDWA) is the principal federal …