«BACKSWIMMER» 관련 영어 책
다음 도서 목록 항목에서
backswimmer 의 용법을 확인하세요.
backswimmer 에 관련된 책과 해당 책의 짧은 발췌문을 통해 영어 서적에서 단어가 사용되는 맥락을 제공합니다.
1
Pond and Brook: A Guide to Nature in Freshwater Environments
The backswimmer and water boatman are similar in appearance and often
mistaken for one another. The water boatman is usually dark gray or black and
swims upright, while the backswimmer is generally lighter in color and swims
belly up.
A collector needs just one painful lesson in carelessly picking up a backswimmer.
These bugs have both the front and middle legs adapted for grasping their prey,
while the hindlegs are long and oarlike, flattened and fringed for swimming.
Jerry A. Powell, Charles Leonard Hogue, 1980
3
Polarized Light in Animal Vision: Polarization Patterns in ...
Backswimmer. Notonecta. glauca. The backswimmer Notonecta glauca is
polarization sensitive (see Sect. 18.5) and detects water by means of the
horizontally polarized light reflected from the water surface (Schwind 1983a,b,
1984a,b, 1985a ...
Gábor Horváth, Dezsö Varju, 2004
4
Insects of the Great Lakes Region
First, since the back is light colored any potential predator beneath the
backswimmmer would have a difficult time seeing it against the lighted
background above. Second, any reflection of the backswimmer on the surface of
the water would ...
5
Fly Fishing and Other Stuff:
Backswimmer underwater is something totally different! It took me a while to
figure it out, but presenting the fly in a dead drift was the best method. Above:
Two very effective Back Swimmer imitations that can be fished on or just under
the ...
Like the water boatman, the whirligig can trap air against its body for long swims.
A strong flyer, and often the first bug to colonise a new pond. Common
backswimmer Don't be fooled by Notonecta X galuca's small size or idiosyncratic
habit of ...
7
AQUIRE: Aquatic Information Retrieval Toxicity Data Base : ...
... 4 Mayfly IN EPHE 4 Giant Water Bug IN HEMI 224 Giant Water Bug IN HEMI 4
Giant Water Bug IN HEMI 137 Backswimmer IN HEMI 4 Water Boatman IN HEMI
13 Water Boatman IN HEMI 4 Water Boatman IN HEMI 76 Water Boatman Family
...
Rosemarie C. Russo, Anne Pilli, Environmental Research Laboratory (Duluth, Minn.), 1985
8
American Insects: A Handbook of the Insects of America North ...
NOTONECTIDAE (Backswimmer Bug Family) Diagnosis: L. 1.8-15.5 mm. These
insects resemble a boat, their legs being the oars. They swim with their dark
ventral surface up (that is, on their backs) with their wings serving as the bottom
of the ...
Ross H. Arnett, Jr., 2000
9
Secret Knowledge of Water: There Are Two Easy Ways to Die in ...
Like E. sticticus, the predaceous backswimmer Notonecta is able to leave the
water and fly with wings it keeps sealed in a protective casing. To find the next
water, it seeks polarized ultraviolet light reflected from smooth bodies of water,
the ...
10
Near One Cattail: Turtles, Logs and Leaping Frogs
Pale brown in color, the backswimmer has long back legs fringed with fine hairs.
For much of the day a backswimmer rests upside down. When an enemy
approaches, the backswimmer, still upside down, uses its hind legs as oars and
quickly ...
Anthony D. Fredericks, 2012
«BACKSWIMMER» 단어를 포함하는 뉴스 기사
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EXPLORING THE NIAGARA FRONTIER: What are those bugs in …
Unlike the backswimmer, the water boatman eats plant material. ... The backswimmer looks almost identical to the water boatman but that is ... «East Niagara Post, 6월 15»
New technology could reduce vessel drag, save fuel
The idea came from observing the notonecta glauca or backswimmer bug, which skims quickly across the surface of the water with the help of ... «bunkerworld, 6월 15»
How the scorpion's venomous sting evolved
It was found in green shield bugs, spined soldier bugs and three species of backswimmer. "It is surprising that only insect defensins from ... «BBC News, 1월 14»
A Vision for Restoring Yosemite's Hetch Hetchy Valley
Kirby's backswimmer and the small backswimmer will swim in at the surface, upside down, rowing a sort of backstroke. (At first glance, the ... «Earth Island Journal, 12월 13»
Pondcast 31: Day campers brave biting backswimmers
This week, one of the Leslie Science and Nature Center day campers observed first-hand, the incredible biting powers of the backswimmer, ... «AnnArbor.com, 9월 10»
