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.
Africa has one of the most land masses on earth, covering 30.2 million square km (11.7 million sq mi) including adjacent islands. With this, Africa covers 6% of the Earthâs total surface area and 20.4 % of the worldâs land area and is home to more than 1 billion people.