On the Trails of
The Cary Institute

Trail Report for Sept. 17, 2008

Notes and changes since last report:


Let's Walk

The Trails

  • As I stepped out of the car at Gifford House a praying mantis landed on my shoulder and accompanied me for a while.
  • Something was coming towards me on the path. Another mantis? No, a katydid? No, a huge sphecid wasp with a huger caterpillar!
  • I slowly went to a squat as she dropped her paralysed prey in front of me and circled and zig-zagged until she uncovered the hidden entrance to her burrow.
  • In a moment she and the caterpillar - the "green oak caterpillar" of the white-spotted prominent (moth) - disappeared down the hole.
  • Then began the laborious process of hiding the nest. Larger pebbles were dropped down the hole, then smaller ones were dog-paddled on top from a radius of an inch or so.
  • Finally, she "tilled" a circle a foot in diameter obliterating any sign she'd ever been there.
  • The whole process took about 25 minutes from when I spotted her. And my foot felt obliterated from squatting that long.
  • Oblivious to the horror below, a great spangled fritillary nectared peacefully on butterfly bush just above us.
  • I stretched my legs along the Scots Pine Alleé pausing to examine the goldenrod called silver-rod and try the camera's close up mode.
  • At the bottom of the Old Gravel Pit another caterpillar - of the brown-hooded owlet (moth) was eating another goldenrod.
  • A little oak along the road to the Fern Glen held some caterpillar look-alikes: sawfly larvae - perhaps of croesus latitarsis.
  • Nearby New England Aster was blooming.
  • At the back of the Fern Glen pond, summer-sweet still had some of its tiny blooms.
  • In the fall mowing schedule it was the back Old Hayfield's turn this year.
  • The Sedge Meadow Trail was one of many places where dogwood sawfly larvae could be found. True caterpillars have up to 5 pairs of abdominal prolegs following the three pairs of true legs after the head. In this photo seven pairs of abdominal prolegs can be seen.
  • A baby puffball was the last find this day.

Moths

  • 1 Snowberry Clearwing

Birds

  • 1 Great Blue Heron
  • 2 Mourning Dove
  • 1 Eastern Wood-Pewee
  • 2 Red-eyed Vireo
  • 13 Blue Jay
  • 7 American Crow
  • 10 Black-capped Chickadee
  • 1 White-breasted Nuthatch
  • 1 Wood Thrush
  • 2 American Robin
  • 2 Gray Catbird
  • 2 Cedar Waxwing
  • 1 Common Yellowthroat
  • 2 Eastern Towhee
  • 1 Northern Cardinal
  • 1 American Goldfinch

Butterflies

  • 24 Cabbage White
  • 11 Clouded Sulphur
  • 13 Orange Sulphur
  • 15 Great Spangled Fritillary
  • 3 Pearl Crescent
  • 3 Common Ringlet
  • 2 Monarch
  • 9 Silver-spotted Skipper

Plants

  • 1 Bottle gentian
  • 1 Turtlehead
  • 1 White wood aster

Caterpillars

  • 1 Fall Webworm
  • 1 Green Oak Caterpillar

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© 2008 Barry Haydasz