At least three kinds of aphids seem to coexist on this Pittosporum branch. A few look swollen, almost globular. Are they (1) about to lay eggs or (2) being parasitized by wasps that create aphid mummies?
Contributed by R. Berg on 9 November, 2009 - 10:07pm Last updated 7 December, 2009 - 11:52pm
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