Search Results - "Crommenacker, Janske"

Neonicotinoids Impact All Aspects of Bird Life: A Meta‐Analysis by Molenaar, Elke, Viechtbauer, Wolfgang, Crommenacker, Janske, Kingma, Sjouke A.

“…ABSTRACT Worldwide, bird populations are declining dramatically. This is especially the case in intensely used agricultural areas where the application of…”
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Oxidative status and fitness components in the Seychelles warbler by van de Crommenacker, Janske, Hammers, Martijn, van der Woude, Jildou, Louter, Marina, Santema, Peter, Richardson, David S., Komdeur, Jan

“…Summary Oxidative damage, caused by reactive oxygen species during aerobic respiration, is thought to be an important mediator of life‐history trade‐offs. To…”
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Combining monitoring data from multiple sites to assess population status and trends of White-tailed Tropicbirds (Phaethon lepturus) in the Seychelles by Burt, April J., Cagua, Fernando, Sanchez, Cheryl, Calabrese, Licia, Crommenacker, Janske van de, McClelland, James, Shah, Nirmal, Richards, Heather, Bunbury, Nancy

“…Seabirds, being long-lived top-level marine predators, are often considered to be valuable environmental indicators. With growing evidence of seabird declines…”
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Early‐life conditions impact juvenile telomere length, but do not predict later life‐history strategies or fitness in a wild vertebrate by Crommenacker, Janske, Hammers, Martijn, Dugdale, Hannah L., Burke, Terry A., Komdeur, Jan, Richardson, David S.

“…Environmental conditions experienced during early life may have long‐lasting effects on later‐life phenotypes and fitness. Individuals experiencing poor…”
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Persistence of distinctive morphotypes in the native range of the CITES‐listed Aldabra giant tortoise by Turnbull, Lindsay A., Ozgul, Arpat, Accouche, Wilna, Baxter, Rich, ChongSeng, Lindsay, Currie, Jock C., Doak, Naomi, Hansen, Dennis M., Pistorius, Pierre, Richards, Heather, Crommenacker, Janske, Brandis, Rainer, Fleischer‐Dogley, Frauke, Bunbury, Nancy

“…Understanding the extent of morphological variation in the wild population of Aldabra giant tortoises is important for conservation, as morphological variation…”
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Assessing the cost of helping: the roles of body condition and oxidative balance in the Seychelles warbler (Acrocephalus sechellensis) by van de Crommenacker, Janske, Komdeur, Jan, Richardson, David S

“…In cooperatively breeding species, helping close relatives may provide important fitness benefits. However, helping can be energetically expensive and may…”
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Correction: Rapid loss of flight in the Aldabra white-throated rail by van de Crommenacker, Janske, Bunbury, Nancy, Jackson, Hazel A, Nupen, Lisa J, Wanless, Ross, Fleischer-Dogley, Frauke, Groombridge, Jim J, Warren, Ben H

“…[This corrects the article DOI: 10.1371/journal.pone.0226064.]…”
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Rapid loss of flight in the Aldabra white-throated rail by van de Crommenacker, Janske, Bunbury, Nancy, Jackson, Hazel A, Nupen, Lisa J, Wanless, Ross, Fleischer-Dogley, Frauke, Groombridge, Jim J, Warren, Ben H

“…Flight loss has evolved independently in numerous island bird lineages worldwide, and particularly in rails (Rallidae). The Aldabra white-throated rail…”
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Spatio-temporal variation in territory quality and oxidative status: a natural experiment in the Seychelles warbler (Acrocephalus sechellensis) by van de Crommenacker, Janske, Komdeur, Jan, Burke, Terry, Richardson, David S.

“…1. Fluctuations in the quality of the habitat in which an animal lives can have major consequences for its behaviour and physiological state. In poor-quality…”
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Parasitic infection and oxidative status are associated and vary with breeding activity in the Seychelles warbler by van de Crommenacker, Janske, Richardson, David S., Koltz, Amanda M., Hutchings, Kimberly, Komdeur, Jan

“…Parasites can have detrimental effects on host fitness, and infection typically results in the stimulation of the immune system. While defending against…”
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Long-term changes in adult size of green turtles at Aldabra Atoll and implications for clutch size, sexual dimorphism and growth rates by Mortimer, Jeanne A., Appoo, Jennifer, Bautil, Bruno, Betts, Michael, Burt, April J., Chapman, Roselle, Currie, Jock C., Doak, Naomi, Esteban, Nicole, Liljevik, Anna, Mahoune, Jourdan Terence, Onezia, Catherina, Pistorius, Pierre, Richards, Heather, Samedi, Uzice, Sanchez, Cheryl L., Seabrook, Wendy, Underwood, Alex, van de Crommenacker, Janske, von Brandis, Rainer, Hays, Graeme C.

“…Around the world, declines in the mean size of nesting sea turtles have been reported with concerns of a concomitant decrease in the reproductive output of…”
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Small-scale movements and site fidelity of two sympatric sea turtle species at a remote atoll by Sanchez, Cheryl L., Bunbury, Nancy, Mortimer, Jeanne A., A’Bear, Luke, Appoo, Jennifer, Betts, Michael, von Brandis, Rainer, Cook, Lorraine, van de Crommenacker, Janske, Currie, Jock C., Doak, Naomi, Fleischer-Dogley, Frauke, Mahoune, Terrence, Mederic, Emma, Mels, Bruno, Pistorius, Pierre, Richards, Heather, Samedi, Uzice, Casale, Paolo

“…Understanding natural movement patterns and ecological roles of marine megafauna is a research priority best studied in areas with minimal human impact. The…”
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Senescence in the wild: Insights from a long-term study on Seychelles warblers by Hammers, Martijn, Kingma, Sjouke A., Bebbington, Kat, van de Crommenacker, Janske, Spurgin, Lewis G., Richardson, David S., Burke, Terry, Dugdale, Hannah L., Komdeur, Jan

“…Senescence – the progressive age-dependent decline in performance – occurs in most organisms. There is considerable variation in the onset and rate of…”
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Growth rate and projected age at sexual maturity for immature hawksbill turtles and green turtles foraging in the remote marine protected area of Aldabra Atoll, Seychelles by Sanchez, Cheryl L., Bunbury, Nancy, Mortimer, Jeanne A., A’Bear, Luke, Betts, Michael, von Brandis, Rainer, Burt, April J., Cooke, Lorraine, van de Crommenacker, Janske, Currie, Jock C., Doak, Naomi, Fleischer-Dogley, Frauke, Mederic, Emma, Mels, Bruno, Pistorius, Pierre, Richards, Heather, Casale, Paolo

“…Changes in marine ecosystems from human stressors, and concerns over how species will respond to these changes have emphasized the importance of understanding…”
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Green turtle population recovery at Aldabra Atoll continues after 50 yr of protection by Pritchard, AM, Sanchez, CL, Bunbury, N, Burt, AJ, Currie, JC, Doak, N, Fleischer-Dogley, F, Metcalfe, K, Mortimer, JA, Richards, H, van de Crommenacker, J, Godley, BJ

“…Green turtles Chelonia mydas have been subject to high levels of anthropogenic exploitation, with harvesting at their nesting sites especially pronounced…”
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Effects of immune supplementation and immune challenge on oxidative status and physiology in a model bird: implications for ecologists by van de Crommenacker, Janske, Horrocks, Nicholas P C, Versteegh, Maaike A, Komdeur, Jan, Tieleman, B Irene, Matson, Kevin D

“…One route to gain insight into the causes and consequences of ecological differentiation is to understand the underlying physiological mechanisms. We explored…”
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Testosterone, cuckoldry risk and extra–pair opportunities in the Seychelles warbler by van de Crommenacker, Janske, Richardson, David S., Groothuis, Ton G. G., Eising, Corine M., Dekker, Arjan L., Komdeur, Jan

“…In male birds, testosterone (T) plays an important role in aggressive and mate–attraction behaviour. In the cooperatively breeding Seychelles warbler,…”
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Spatioatemporal variation in territory quality and oxidative status: a natural experiment in the Seychelles warbler (Acrocephalus sechellensis) by van de Crommenacker, Janske, Komdeur, Jan, Burke, Terry, Richardson, David S

“…1.Fluctuations in the quality of the habitat in which an animal lives can have major consequences for its behaviour and physiological state. In poor-quality…”
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Spatio-temporal variation in territory quality and oxidative status: a natural experiment in the Seychelles warbler (Acrocephalus sechellensis): Territory quality-related oxidative costs in a wild passerine by van de Crommenacker, Janske, Komdeur, Jan, Burke, Terry, Richardson, David S.

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Aggression, but not testosterone, is associated to oxidative status in a free-living vertebrate by Isaksson, Caroline, While, Geoffrey, McEvoy, Jo, van de Crommenacker, Janske, Olsson, Mats, Groothuis, Ton, Komdeur, Jan, Wapstra, Erik

“…Aggression often shows large inter-individual variation, but high intra-individual consistency. Although the physiological basis and direct costs of aggression…”
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