Length-Based Morphometric Study of the Morphologically Resembling Butterfly Species Within the Genus Graphium (Lepidoptera: Papilionidae) by Noor Azrizal-Wahid, Nurinatasya Mohd Noor, Noorhidayah Mamat, Nur Ain Izzati Mohd Zainudin

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Robotically assisted mitral valve repair using the butterfly technique in a patient with a narrow chest by Suguru Tatsuki, Makoto Hashimoto, Ryuji Koshima

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Structural Safety Analysis Based on Seismic Service Conditions for Butterfly Valves in a Nuclear Power Plant by Sang-Uk Han, Dae-Gyun Ahn, Myeong-Gon Lee, Kwon-Hee Lee, Seung-Ho Han

“…These values were lower than the allowable strength of the materials used for manufacturing the butterfly valve, and, therefore, its structural safety met the KEPIC MFA requirements.…”
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Changes in butterfly species richness (Lepidoptera: Papilionoidea) over two decades in the Koroška region, Northern Slovenia by Vid Švara, Rudi Verovnik

“… Changes in butterfly fauna in the Koroška region in northeastern Slovenia have been compared over a period of 22 years. …”
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Changes in Vertical Stratification of Neotropical Nymphalid Butterflies at Forest Edges Are Not Directly Caused by Light and Temperature Conditions by Brian K. Oye, Ryan I. Hill

“…Like other arthropod assemblages, neotropical fruit-feeding butterfly communities show strong vertical stratification within forests, with some recent work showing its potential role in speciation. …”
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Race, Gender, and Presentism in the Opera Studies Classroom by Esther M. Morgan-Ellis, Reba Wissner

Subjects: “…madama butterfly…”
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Aspects of the Biology and Culture of the Butterfly Fish, <i>Pantodon buchholzi</i>; A Potential Aquarium Fish in Nigeria by A.T. Ibim, J.O. Ike

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Aspects of the Biology and Culture of the Butterfly Fish, <i>Pantodon buchholzi</i>; A Potential Aquarium Fish in Nigeria by A.T. Ibim, J.O. Ike

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Identifying Large- and Small-Scale Habitat Characteristics of Monarch Butterfly Migratory Roost Sites with Citizen Science Observations by Andrew K. Davis, Nathan P. Nibbelink, Elizabeth Howard

“…Monarch butterflies (Danaus plexippus) in eastern North America must make frequent stops to rest and refuel during their annual migration. …”
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Position - Velocity Control for Two PMDC Motors Connected by a Cross-Coupling Technique with Butterflies Optimization Algorithm by Kareem Ghazi Abdulhussein, Naseer M. Yasin, Ihsan J. Hasan

“…The second contribution is the use of the butterfly’s optimization algorithm (BOA) with the objective function Integral Time Absolute Error (ITAE) to extract the optimal parameter values for the two cascade controllers and the synchronization controller in order to obtain the best accurate results. …”
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Foraging Behavior of the Blue Morpho and Other Tropical Butterflies: The Chemical and Electrophysiological Basis of Olfactory Preferences and the Role of Color by Alexandra Sourakov, Adrian Duehl, Andrei Sourakov

“…Inside a live butterfly exhibit, we conducted bioassays to determine whether the presence of color would facilitate the location of attractants by the butterflies. …”
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A Novel Method for Constructing Grid Multi-Wing Butterfly Chaotic Attractors via Nonlinear Coupling Control by Yun Huang

“…A new method is presented to construct grid multi-wing butterfly chaotic attractors. Based on the three-dimensional Lorenz system, two first-order differential equations are added along with one linear coupling controller, respectively. …”
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Simulation and validation of the effect of hydrostatic and non-hydrostatic pressure on contact pressure in a resilient seat butterfly valve by K Yuvaraj, G Arunkumar

Subjects: “…butterfly valve…”
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On the distribution and status of Carcharodus lavatherae, Pyrgus carthami, and P. serratulae (Lepidoptera: Hesperiidae) in Slovenia by Rudi Verovnik

Subjects: “…butterflies…”
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Voir une chenille, dessiner un serpent à plumes. Une relecture analogique de l’hybridité et des êtres imaginaires en Mésoamérique préhispanique by Dimitri Karadimas

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Mating between Anartia jatrophae jatrophae (Linnaeus, 1763) and Ortilia liriope (Cramer, 1775) (Lepidoptera: Nymphalidae) in the Brazilian Central Amazon by Raymê dos Santos Carvalho, Gilcélia Melo Lourido, Elza Fernanda dos Santos Martins, Kelve Franklimara Sousa Cézar

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A contribution to the knowledge of the butterfly fauna (Lepidoptera: Rhopalocera) of the Cerkljansko Idrijsko region, west Slovenia, with notes on their vertical distribution by Rudi Verovnik

“…The highest diversity of butterfly species and habitat types was observed between 500 and 750 m. …”
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The effect of land use intensity and habitat characteristics on butterfly community composition within the Southern Great Plains of the United States by Emily A. Geest, Raymond A. Moranz, Kristen A. Baum

“…However, the impacts of management and land use intensity (LUI) on butterfly community composition and butterfly community traits are not well understood. …”
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De Prunner’s Ringlet Erebia triaria (de Prunner, 1798) (Lepidoptera: Nymphalidae: Satyrinae) – a new species for the Republic of Macedonia by Nikola Micevski

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Status and Trend of Regal Fritillary (Speyeria idalia) (Lepidoptera: Nymphalidae) in the 4th of July Butterfly Count Program in 1977–2014 by Scott R. Swengel, Ann B. Swengel

“…We analyze Regal Fritillary incidence and abundance during 1977–2014 in 4th of July Butterfly Counts, an annual census of butterflies in North America. …”
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