Widow Skimmer dragonflies (Libellula luctuosa) display sexual dimorphism. Although mature males and females look different, immature males and females look similar. Terminal appendages may be used to differentiate immature males from females.
Step 2. Learn to identify male-versus-female terminal appendages. Source Credit: Five steps to the next level of dragonfly spotting.
This post features photos of two Widow Skimmer dragonflies that appear virtually identical: one is a female; the other is an immature male. The simplest way to tell the difference between the two dragonflies is by looking at their terminal appendages.
The first photo shows a female Widow Skimmer dragonfly perching alongside Plantation Drive in the community of Woodlawn Village (near Jackson Miles Abbott Wetland Refuge), Fairfax County, Virginia USA.
Related Resource: Widow Skimmer dragonfly terminal appendages.
Copyright © 2015 Walter Sanford. All rights reserved.