Dennis Derby:
I will bite you and strike you down
Dennis Derby:
Black Tern losing breeding plumage over Horicon Marsh
Dennis Derby:
Barn Swallow Landing at Horicon
Dennis Derby:
Yellowheadedblackbird
Dennis Derby:
Goldfinch
Dennis Derby:
Male barn swallow up close
Dennis Derby:
Forster's tern catching a fish at Horicon NWR(please open for more)
Dennis Derby:
Black tern hunting
Dennis Derby:
There she goes, there she goes again
Dennis Derby:
Female Tree Swallow
Dennis Derby:
Horicon Barn Swallows
Dennis Derby:
Ruddy Turnstones (Arenaria interpres) over Horicon
Dennis Derby:
Whooping Crane over Horicon
Dennis Derby:
Redhead Duck (Aythya americana)
Dennis Derby:
And someone wont hold still
Dennis Derby:
Horicon Turtle
Dennis Derby:
Forster's tern (Sterna forsteri) hovering
Dennis Derby:
Muskrat!
Dennis Derby:
Black tern - note band on leg
Dennis Derby:
RWBB SOOTC - Horicon Marsh
Dennis Derby:
Tree swallows nesting - Horicon NWR
Dennis Derby:
Male Tree Swallow
Dennis Derby:
The king of all birds..
Dennis Derby:
Barn Swallows on a Cat tail - Horicon NWR
Dennis Derby:
Yellow Warbler Horicon NWR
Dennis Derby:
Female Red Winged Blackbird at Horicon
Dennis Derby:
Barn Swallows flying at Horicon
Dennis Derby:
Juvenile Yellow headed blackbird in cattails
Dennis Derby:
Eastern Kingbird at Horicon
Dennis Derby:
cedar w wing
