<var id="3tbld"><strike id="3tbld"></strike></var><cite id="3tbld"></cite>
<cite id="3tbld"></cite><var id="3tbld"><video id="3tbld"><menuitem id="3tbld"></menuitem></video></var>
<var id="3tbld"></var>
<var id="3tbld"></var>
<cite id="3tbld"><span id="3tbld"></span></cite><var id="3tbld"><video id="3tbld"><menuitem id="3tbld"></menuitem></video></var><cite id="3tbld"></cite>
<menuitem id="3tbld"><strike id="3tbld"></strike></menuitem>
<var id="3tbld"></var>
<var id="3tbld"></var>
<cite id="3tbld"><strike id="3tbld"><thead id="3tbld"></thead></strike></cite><cite id="3tbld"><span id="3tbld"></span></cite>
Skip to main content

Plants and Animals

zebra. Wikimedia Commons (Lukas Kaffer, GFDL)
mushroom. Wikimedia Commons (MichaelMaggs, CC)

The surface of the earth is covered with plants and animals, and we cover many of them in this category. Starting with plants, we explore agriculture and horticulture. Agriculture is the science of producing plants and livestock from the natural resources of the earth. This usually happens on a large scale. Horticulture usually means small-scale gardening and cultivating fruits, vegetables, flower ... Read more

欧美牲交AV欧美牲交aⅴ