Norfolk hawkers are one of the first dragonflies to emerge on the wing, between May and August. They are one of only two brown hawkers found in Europe, the other being the more common brown hawker.
Migrant Hawker Aeshna mixta
Adult Migrant Hawkers are regularly seen in gardens and the larvae are often living in garden ponds.. More....
Suborder: Dragonflies (Anisoptera) ...
Aeshna grandis (Brown Hawker)
Aeshna juncea (Common Hawker)
Calopteryx virgo (Beautiful Demoiselle)
Cordulia aenea (downy emerald)
Libellula depressa (Broad-bodied Chaser)
Libellula quadrimaculata (Four-spotted Chaser) ...
There are two groups of dragonflies; one is known as hawkers: these have long, slim bodies and patrol up and down stretches of water, 'hawking' for prey.
The Emperor Dragonfly or Blue Emperor,Anax imperator, is a large and powerful species of hawker dragonfly of the family Aeshnidae, averaging 78 millimetres (3.1 in) in length. It is found mainly in Europe and nearby Africa and Asia.
 See also: Dragonfly, Emperor, Fly, Diver, Hawk
  
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