Hobbies vs dragonflies

The "industral" wetland at Lisert-Monfalcone (GO) produced: Marsh Harrier (1 f), Reed Warbler, HOBBY (about 7-8 birds, hunting above the marsh and perching on wires), Great Reed Warbler, Purple Heron (1), Black Tern (at least 5), Little Tern (several), Common Tern (1), Greenshank (1), Black-winged Stilt, Sand Martin (some perching on reeds), Redshank (1), Yellow Wagtail, Shelduck (pair with ducklings), Curlew.
Hobby:






Purple Heron: