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the decline in wild bees has increased the value of pollination by commercially managed hives of honey bees

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African Nature Owl Bird Butterfly Souvenir Sheet Mint NH Forbidden City Burundi Voyager 2 Anniversary SatelliteMozambique African Nature Owl Bird Butterfly Souvenir Sheet Mint NH Africa is the world's second largest and second most populous continent (behind Asia in both categories). At about 30. 3 million km2 (11. 7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area and 20% of its land area. With 1. 2 billion people as of 2016, it accounts for about 16% of the world's human population. The continent is surrounded by