Warning signals are seductive: Relative contributions of color and pattern to predator avoidance and mate attraction in Heliconius butterflies

SD Finkbeiner, AD Briscoe, RD Reed - Evolution, 2014 - academic.oup.com
… Artificial models were constructed according to Finkbeiner et al. (2012). Four model types
were developed: a local phenotype model, a color-switched model (where the colors on the …

The benefit of being a social butterfly: communal roosting deters predation

SD Finkbeiner, AD Briscoe… - Proceedings of the …, 2012 - royalsocietypublishing.org
… erato roost size was observed to be 4.3 individuals (sd = 1.6, n = 233 observations across
nine natural roosts) from roosts in Gamboa, Panama. It was common to find multiple roosts …

Ultraviolet and yellow reflectance but not fluorescence is important for visual discrimination of conspecifics by Heliconius erato

SD Finkbeiner, DA Fishman… - Journal of …, 2017 - journals.biologists.com
… Four paper model types of the Heliconius erato petiverana Doubleday 1847 butterfly were
made as described in Finkbeiner et al. (2012) with their colors modified as follows: with (Y+) …

True UV color vision in a female butterfly with two UV opsins

SD Finkbeiner, AD Briscoe - Journal of Experimental Biology, 2021 - journals.biologists.com
In true color vision, animals discriminate between light wavelengths, regardless of intensity,
using at least two photoreceptors with different spectral sensitivity peaks. Heliconius …

Frequency dependence shapes the adaptive landscape of imperfect Batesian mimicry

SD Finkbeiner, PA Salazar… - … of the Royal …, 2018 - royalsocietypublishing.org
Despite more than a century of biological research on the evolution and maintenance of
mimetic signals, the relative frequencies of models and mimics necessary to establish and …

Communal roosting in Heliconius butterflies (Nymphalidae): Roost recruitment, establishment, fidelity, and resource use trends based on age and sex

SD Finkbeiner - The Journal of the Lepidopterists' Society, 2014 - BioOne
… Recruitment frequency averaged 1.23 new butterflies per week (SD = 0.92, n = 49 recruits …
, and roosts on average contained 4.3 butterflies (SD = 1.6, n = 233 observations across nine …

Complex dynamics underlie the evolution of imperfect wing pattern convergence in butterflies

SD Finkbeiner, AD Briscoe, SP Mullen - Evolution, 2017 - academic.oup.com
… Butterfly facsimiles were designed following the protocol in Finkbeiner et al. (2012), where
natural butterfly wings were referenced to create visually accurate paper wings. Reflectance …

Experimental field tests of Batesian mimicry in the swallowtail butterfly Papilio polytes

DH Palmer, YQ Tan, SD Finkbeiner… - Ecology and …, 2018 - Wiley Online Library
… Artificial butterfly replicas were designed following methods described in Finkbeiner et al.
(2012), where natural butterfly wings were referenced to create spectrally matched paper wings…

Testing the adaptive hypothesis of Batesian mimicry among hybridizing North American admiral butterflies

EB Kristiansen, SD Finkbeiner, RI Hill, L Prusa… - …, 2018 - academic.oup.com
… Mean height of Lodi canopy traps was 6.1 m (SD = 1.3) and understory was 1.1 m (SD =
0.2)… Ohlone canopy traps was 9.4 m (SD = 2.4 m) and understory was 1.0 m (SD = 0.3 m). Bait …

[BOOK][B] Introduction to matrices and linear transformations

DT Finkbeiner - 2013 - books.google.com
This versatile undergraduate text can be used in a variety of courses in linear algebra. It
contains enough material for a two-semester course, and it also serves as a support text and …