Detritivores and saprotrophs are both involved in decomposing the dead biological matter yet there are interesting but slight differences between their methods. Detritivores. Detritivores are a type of heterotrophs that feed on the dead or organic biomass including animals, plants, and faeces. Detritivores are essentially able to digest lumps of biomass separately; hence, most of the unicellular organisms (bacteria and protozoa) and fungi may not fall into the category of detritivores.
The majority of Earth's population and its largest cities are in the Northern Hemisphere, although there are large cities such as Lima, Peru, Cape Town, South Africa, Santiago, Chile, and Auckland, New Zealand.
The Australian continent. Australia's land mass. Australia comprises a land area of about 7.692 million square kilometres. Although this is just five per cent of the world's land mass (149.45 million square kilometres), Australia is the planet's sixth largest country after Russia, Canada, China, the United States of America and Brazil. It is also the only one of the largest six nations that is completely surrounded by water.