Search Results - "Mutumi, Gregory"

Sensory Drive Mediated by Climatic Gradients Partially Explains Divergence in Acoustic Signals in Two Horseshoe Bat Species, Rhinolophus swinnyi and Rhinolophus simulator by Mutumi, Gregory L, Jacobs, David S, Winker, Henning

“…Geographic variation can be an indicator of still poorly understood evolutionary processes such as adaptation and drift. Sensory systems used in communication…”
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Testing the Sensory Drive Hypothesis: Geographic variation in echolocation frequencies of Geoffroy's horseshoe bat (Rhinolophidae: Rhinolophus clivosus) by Jacobs, David S, Catto, Sarah, Mutumi, Gregory L, Finger, Nikita, Webala, Paul W

“…Geographic variation in sensory traits is usually influenced by adaptive processes because these traits are involved in crucial life-history aspects including…”
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Find the food first: An omnivorous sensory morphotype predates biomechanical specialization for plant based diets in phyllostomid bats by Hall, Ronald P., Mutumi, Gregory L., Hedrick, Brandon P., Yohe, Laurel R., Sadier, Alexa, Davies, Kalina T. J., Rossiter, Stephen J., Sears, Karen, Dávalos, Liliana M., Dumont, Elizabeth R.

“…The role of mechanical morphologies in the exploitation of novel niche space is well characterized; however, the role of sensory structures in unlocking new…”
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Disentangling Mechanical and Sensory Modules in the Radiation of Noctilionoid Bats by Mutumi, Gregory L, Hall, Ronald P, Hedrick, Brandon P, Yohe, Laurel R, Sadier, Alexa, Davies, Kalina T J, Rossiter, Stephen J, Sears, Karen E, Dávalos, Liliana M, Dumont, Elizabeth R

“…AbstractWith diverse mechanical and sensory functions, the vertebrate cranium is a complex anatomical structure whose shifts between modularity and…”
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Nuclear introns outperform mitochondrial DNA in inter-specific phylogenetic reconstruction: Lessons from horseshoe bats (Rhinolophidae: Chiroptera) by Dool, Serena E., Puechmaille, Sebastien J., Foley, Nicole M., Allegrini, Benjamin, Bastian, Anna, Mutumi, Gregory L., Maluleke, Tinyiko G., Odendaal, Lizelle J., Teeling, Emma C., Jacobs, David S.

“…[Display omitted] •A multi-locus phylogeny reveals multiple cryptic taxa in horseshoe bats.•We demonstrate the occurrence of introgression in this genus…”
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Morphological Diversification under High Integration in a Hyper Diverse Mammal Clade by Hedrick, Brandon P., Mutumi, Gregory L., Munteanu, V. David, Sadier, Alexa, Davies, Kalina T. J., Rossiter, Stephen J., Sears, Karen E., Dávalos, Liliana M., Dumont, Elizabeth

“…Diversification and adaptive radiations are tied to evolvability, which in turn is linked to morphological integration. Tightly integrated structures typically…”
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Geographic variation in the skulls of the horseshoe bats, Rhinolophus simulator and R. cf. simulator: Determining the relative contributions of adaptation and drift using geometric morphometrics by Mutumi, Gregory L., Jacobs, David S., Bam, Lunga

“…The relative contributions of adaptation and genetic drift to morphological diversification of the skulls of echolocating mammals were investigated using two…”
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Using a multi-isotope approach to understand waterfowl movement in southern Africa by Mutumi, Gregory L, Cumming, Graeme S, P. Sullivan, S. Mažeika, Caron, Alexandre, Cáceres, Carlos

“…Many far-ranging species depend heavily on relatively small or temporary resources within a heterogeneous landscape. For waterfowl, most species rely on deep,…”
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Understanding arid‐region waterbird community dynamics during lake dry‐downs by Cumming, Graeme S., Henry, Dominic A. W., Mutumi, Gregory L., Ndlovu, Mduduzi

“…The community dynamics of organisms that exhibit multi‐scale responses to habitat change are poorly understood. We quantified changes in species diversity and…”
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The relative contribution of drift and selection to phenotypic divergence: A test case using the horseshoe bats Rhinolophus simulator and Rhinolophus swinnyi by Mutumi, Gregory L., Jacobs, David S., Winker, Henning

“…Natural selection and drift can act on populations individually, simultaneously or in tandem and our understanding of phenotypic divergence depends on our…”
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Cochlea development shapes bat sensory system evolution by Anthwal, Neal, Hall, Ronald P., de la Rosa Hernandez, Frederick Aneudy, Koger, Michael, Yohe, Laurel R., Hedrick, Brandon P., Davies, Kalina T. J., Mutumi, Gregory L., Roseman, Charles C., Dumont, Elizabeth R., Dávalos, Liliana M., Rossiter, Stephen J., Sadier, Alexa, Sears, Karen E.

“…Abstract Sensory organs must develop alongside the skull within which they are largely encased, and this relationship can manifest as the skull constraining…”
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The Ecology of Influenza A Viruses in Wild Birds in Southern Africa by Cumming, Graeme S., Caron, Alexandre, Abolnik, Celia, Cattoli, Giovanni, Bruinzeel, Leo W., Burger, Christina E., Cecchettin, Krizia, Chiweshe, Ngoni, Mochotlhoane, Bontsi, Mutumi, Gregory L., Ndlovu, Mduduzi

“…Avian influenza viruses (AIVs) are pathogens of global concern, but there has been little previous research on avian influenza in southern Africa and almost…”
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Responses of an African wading bird community to resource pulses are related to foraging guild and food-web position by CUMMING, GRAEME S., NDLOVU, MDUDUZI, MUTUMI, GREGORY L., HOCKEY, PHILIP A. R.

“…Summary 1. The immediate impacts of nutrient inputs on aquatic systems are well documented, but the ways in which resource pulses affect the wider food web of…”
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A Study of Moult-Site Fidelity in Egyptian Geese, Alopochen aegyptiaca, in South Africa by Ndlovu, Mduduzi, Cumming, Graeme S, Hockey, Philip A.R, Nkosi, Mbongeni D, Mutumi, Gregory L

“…Little is known about moult and moult-site fidelity of African waterfowl. Satellite telemetry and uniquely engraved colour-rings were used to study moult-site…”
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Ecological constraints on highly evolvable olfactory receptor genes and morphology in neotropical bats by Yohe, Laurel R., Fabbri, Matteo, Lee, Daniela, Davies, Kalina T. J., Yohe, Thomas P., Sánchez, Miluska K. R., Rengifo, Edgardo M., Hall, Ronald P., Mutumi, Gregory, Hedrick, Brandon P., Sadier, Alexa, Simmons, Nancy B., Sears, Karen E., Dumont, Elizabeth, Rossiter, Stephen J., Bhullar, Bhart‐Anjan S., Dávalos, Liliana M.

“…Although evolvability of genes and traits may promote specialization during species diversification, how ecology subsequently restricts such variation remains…”
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A study of moult-site fidelity in Egyptian geese, Alopochen aegyptiaca, in South Africa by Ndlovu, Mduduzi, Cumming, Graeme S., Hockey, Philip A. R., Nkosi, Mbongeni D., Mutumi, Gregory L.

“…Little is known about moult and moult-site fidelity of African waterfowl. Satellite telemetry and uniquely engraved colour-rings were used to study moult-site…”
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