Monday, May 16, 2011




This week brings us a dragonfly- an insect with which we are somewhat familiar. These creatures benefit humans by eating mosquitoes, both in the larval and adult forms, and they cause absolutely no harm to people. So, if you view them with disgust or disdain then you should be ashamed of yourself. Dragonflies are also the world's most acrobatic and agile flyers, largely because each of their wings operates independently. The image of the wing base illustrates part of the complicated external morphology that connects the wings to internal musculature.

In the air, the dragonflies catch prey in their legs, which are typically bristling with stout hairs that create prevent their prey from escaping. Sometimes you may see dragonflies patrolling a particular part of a pond or lake shore. This is a male defending his territory from other males. If a female finds his territory to be a suitable place to lay eggs, she may mate with him.

This species is from Florida, it is about 1 inch long and belongs to the family Libellulidae.

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