One size does not fit all [PDF]
Comparing the anatomies of more than 100 different species of ants reveals that worker ants have enlarged necks, not seen in queens, that allow them to lift and carry objects many times heavier than ...
Tautz, D.
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ABSTRACT Elastic tethers connect telomeres of separating chromosomes in anaphase of animal cells. Immunofluorescence staining of titin in crane‐fly spermatocytes, using 4 different antibodies, shows that the giant elastic protein titin seems to be a component of mitotic tethers: titin “strands” extend between separating chromosomes, connecting their ...
Demetra Economopoulos +5 more
wiley +1 more source
The Organization and Role During Locomotion of the Proximal Musculature of the Cricket Foreleg : I. Anatomy and Innervation [PDF]
The structure of the proximal segments of the cricket (Gryllus bimaculatus) foreleg, together with the associated musculature and its innervation are described.
Laurent, Gilles, Richard, Daniel
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Nature's Autonomous Oscillators [PDF]
Nonlinearity is required to produce autonomous oscillations without external time dependent source, and an example is the pendulum clock. The escapement mechanism of the clock imparts an impulse for each swing direction, which keeps the pendulum ...
Mayr, H. G. +3 more
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Flea‘in Around: A Look at the Identification, Preservation, Clearing, and Mounting of Siphonaptera [PDF]
Fleas are remarkable and highly specialized insects, with no part of their external anatomy being easily mistaken for that of any other insect. Due to their small size, the subtle differences among the distinguishing morphological characteristics of each
Bennett, Steve +9 more
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Raman Signature of the Wings of the Globe Skimmer Dragonfly: Pantala flavescens
Raman spectroscopy is used to confirm the presence of aliphatic and aromatic hydrocarbons and related derivatives including aldehydes, halides, alcohols, acids, esters, and phenols on the wings of Pantala flavescens. The analysis indicates that wing‐surface lipid composition is largely consistent across the three main ecological zones in Ghana. Notably,
Rachel Desulme +19 more
wiley +1 more source
The casemoth, Liothula omnivoa (Psychidae : lepidoptera) : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Zoology at Massey University [PDF]
Liothula omnivora, one of the two known casemoths endemic to New Zealand, belongs to the Lepidopteran family Psychidae. It is distributed throughout the country, and can be found on a large number of host plants (see later). The other N.Z.
Ooi, Thean Chooi
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Central Generation of Grooming Motor Patterns and Interlimb Coordination in Locusts [PDF]
Coordinated bursts of leg motoneuron activity were evoked in locusts with deefferented legs by tactile stimulation of sites that evoke grooming behavior.
Berkowitz, Ari, Laurent, Gilles
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Flight in female beet webworms (Loxostege sticticalis) promotes an increase in feeding, thereby enhancing abdominal energy reserves. Following flight, the flight muscles undergo accelerated histolysis, and the energy substances undergoing histolysis are redirected to the ovaries. These two processes collectively promote ovarian development.
Yu Gao +5 more
wiley +1 more source
Beetles of Eastern North America. Arthur V. Evans. 2014. Princeton &University Press, 560 pp., 8x10 paperback. ISBN:9780691133041. Price: 35.00. [PDF]
(excerpt) Those of you who know me may think I’ve always been a “beetle guy” but growing up in southwestern Michigan and loving to trout fish, my first real insect infatuation was with aquatic insects.
Young, Daniel K
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