Wabash Heritage Trail, Lafayette, Tippecanoe County, Indiana, USA September 16, 2008
I think these are aphids. They are on a Smilax vine. They were crowded towards the tip of the stem.
Apologies for the quality of the photos. I blame my assistant who wanted to continue down the trail sniffing and peeing on everything and not to stop for pictures. ;)
Contributed by mudmusher on 17 September, 2008 - 7:05pm Last updated 15 December, 2009 - 6:40pm
Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.