Karyotype is usually a stable feature of each species since chromosomal changes, if they occur, may contribute to the formation of barriers between populations causing the establishment of ...
A tiny bug may be key in fending off garlic mustard, the invasive plant that's popping up everywhere from backyards to forests nationwide. According to the USDA's National Invasive Species Center, ...
Aphids are small, soft-bodied, slow moving insects with piercing mouthparts that suck the sap out of plants. There are about 5000 different species. They are only about ¼ inch in size and can be any ...
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