Should I stay or should I go? The Ectodysplasin locus is associated with behavioural differences in threespine stickleback.

abstract：:Long-distance migrants are particularly recognized for the distances covered on migration, yet little is known about the distances they cover during the rest of the year. GPS-tracks of 29 Montagu's harriers from breeding areas in France, The Netherlands and Denmark showed that harriers fly between 35 653 and 88 049 km...

journal_title：Biology letters

authors： Schlaich AE,Bouten W,Bretagnolle V,Heldbjerg H,Klaassen RHG,Sørensen IH,Villers A,Both C

更新日期：2017-06-01 00:00:00

abstract：:To cope with the post-fire challenges of decreased availability of food and shelter, brown antechinus (Antechinus stuartii), a small marsupial mammal, increase the use of energy-conserving torpor and reduce activity. However, it is not known how long it takes for animals to resume pre-fire torpor and activity patterns...

journal_title：Biology letters

authors： Stawski C,Hume T,Körtner G,Currie SE,Nowack J,Geiser F

更新日期：2017-05-01 00:00:00

abstract：:Adult hawksbill turtles (Eretmochelys imbricata) are typically described as open-coast, coral reef and hard substrate dwellers. Here, we report new satellite tracking data on female hawksbills from several countries in the eastern Pacific that revealed previously undocumented behaviour for adults of the species. In co...

journal_title：Biology letters

authors： Gaos AR,Lewison RL,Yañez IL,Wallace BP,Liles MJ,Nichols WJ,Baquero A,Hasbún CR,Vasquez M,Urteaga J,Seminoff JA

更新日期：2012-02-23 00:00:00

abstract：:According to theory, directional female choice for male sexual ornaments is expected to erode underlying genetic variation. Considerable attention, in this regard, has been given to understanding the ubiquity of heritable genetic variation in both female choice and male sexual traits. One intriguing possibility emergi...

journal_title：Biology letters

authors： Lehtonen TK,Wong BB,Lindström K

更新日期：2010-02-23 00:00:00

abstract：:Adaptive radiations often exhibit high levels of phenotypic replication, a phenomenon that can be explained by selection on standing variation in repeatedly divergent environments or by the influence of ancestral plasticity on selection in divergent environments. Here, we offer the first evidence that plastic loss of ...

journal_title：Biology letters

authors： Foster SA,O'Neil S,King RW,Baker JA

更新日期：2019-01-31 00:00:00

abstract：:Fire is the most frequent disturbance in the Ericaceous Belt (ca 3000-4300 m.a.s.l.), one of the most important plant communities of tropical African mountains. Through resprouting after fire, Erica establishes a positive fire feedback under certain burning regimes. However, present-day human activity in the Bale Moun...

journal_title：Biology letters

authors： Gil-Romera G,Adolf C,Benito BM,Bittner L,Johansson MU,Grady DA,Lamb HF,Lemma B,Fekadu M,Glaser B,Mekonnen B,Sevilla-Callejo M,Zech M,Zech W,Miehe G

更新日期：2019-07-26 00:00:00

abstract：:The genetic status of wolves in the western Great Lakes region has received increased attention following the decision to remove them from protection under the US Endangered Species Act. A recent study of mitochondrial DNA has suggested that the recovered wolf population is not genetically representative of the histor...

journal_title：Biology letters

authors： Wheeldon T,White BN

更新日期：2009-02-23 00:00:00

abstract：:Domestic dogs have been recognized for their social sensitivity and aptitude in human-guided tasks. For example, prior studies have demonstrated that dogs look to humans when confronted with an unsolvable task; an action often interpreted as soliciting necessary help. Conversely, wolves persist on such tasks. While do...

journal_title：Biology letters

authors： Udell MA

更新日期：2015-09-01 00:00:00

abstract：:Recurrent cycles of climatic change during the Quaternary period have dramatically affected the population genetic structure of many species. We reconstruct the recent demographic history of the coyote (Canis latrans) through the use of Bayesian techniques to examine the effects of Late Quaternary climatic perturbatio...

journal_title：Biology letters

authors： Koblmüller S,Wayne RK,Leonard JA

更新日期：2012-08-23 00:00:00

abstract：:Migratory decisions in birds are closely tied to environmental cues and fat stores, but it remains unknown if the same variables trigger bat migration. To learn more about the rare phenomenon of bat migration, we studied departure decisions of female common noctules (Nyctalus noctula) in southern Germany. We did not f...

journal_title：Biology letters

authors： Dechmann DKN,Wikelski M,Ellis-Soto D,Safi K,O'Mara MT

更新日期：2017-09-01 00:00:00

abstract：:Mosquitoes, which evade contact with long-lasting insecticidal nets and indoor residual sprays, by feeding outdoors or upon animals, are primary malaria vectors in many tropical countries. They can also dominate residual transmission where high coverage of these front-line vector control measures is achieved. Compleme...

journal_title：Biology letters

authors： Kiware SS,Chitnis N,Devine GJ,Moore SJ,Majambere S,Killeen GF

更新日期：2012-10-23 00:00:00

abstract：:Spatial and temporal heterogeneity in relative fitness of competing species is a key factor affecting the structure of communities. However, it is not intuitive why species that are ecologically similar should differ in their response to environmental changes. Here we show that two sympatric flycatchers differ in repr...

journal_title：Biology letters

authors： Qvarnström A,Svedin N,Wiley C,Veen T,Gustafsson L

更新日期：2005-03-22 00:00:00

abstract：:Predator foraging may be affected by previous prey capture, but it is unknown how nutrient balance affects foraging behaviour. Here, we use a trap-building predator to test whether nutrients from previous prey captures affect foraging behaviour. We fed orb-weaving spiders (Zygiella x-notata) prey flies of different nu...

journal_title：Biology letters

authors： Mayntz D,Toft S,Vollrath F

更新日期：2009-12-23 00:00:00

abstract：:Overlap in the form of sexual signals such as pheromones raises the possibility of reproductive interference by invasive species on similar, yet naive native species. Here, we test the potential for reproductive interference through heterospecific mate attraction and subsequent predation of males by females of a sexua...

journal_title：Biology letters

authors： Fea MP,Stanley MC,Holwell GI

更新日期：2013-11-27 00:00:00

abstract：:Although plant-arthropod relationships underpin the dramatic rise in diversity and ecological dominance of flowering plants and their associated arthropods, direct observations of such interactions in the fossil record are rare, as these ephemeral moments are difficult to preserve. Three-dimensionally preserved charre...

journal_title：Biology letters

authors： Hartkopf-Fröder C,Rust J,Wappler T,Friis EM,Viehofen A

更新日期：2012-04-23 00:00:00

abstract：:The study of birds, especially the Galapagos finches, was important to Darwin in the development of the theory of evolution by natural selection. Birds have also been at the centre of a recent reformulation in understanding cerebral evolution and the substrates for higher cognition. While it was once thought that bird...

journal_title：Biology letters

authors： Reiner A

更新日期：2009-02-23 00:00:00

abstract：:The existence of consistent individual differences in behaviour ('animal personality') has been well documented in recent years. However, how such individual variation in behaviour is maintained over evolutionary time is an ongoing conundrum. A well-studied axis of animal personality is individual variation along a bo...

journal_title：Biology letters

authors： Ahlgren J,Chapman BB,Nilsson PA,Brönmark C

更新日期：2015-04-01 00:00:00

abstract：:The lesser kestrel (Falco naumanni) suffered a sharp population decline over much of its European distribution range in the middle of the twentieth century. Still declining in some areas, the species has recently experienced a notable population recovery in certain regions. We examined the genetic diversity variation ...

journal_title：Biology letters

authors： Ortego J,Aparicio JM,Calabuig G,Cordero PJ

更新日期：2007-10-22 00:00:00

abstract：:Quantifying how key life-history traits respond to climatic change is fundamental in understanding and predicting long-term population prospects. Age at first reproduction (AFR), which affects fitness and population dynamics, may be influenced by environmental stochasticity but has rarely been directly linked to clima...

journal_title：Biology letters

authors： Fjelldal MA,Layton-Matthews K,Lee AM,Grøtan V,Loonen MJJE,Hansen BB

更新日期：2020-04-01 00:00:00

abstract：:Humans and animals show increased attention towards threatening stimuli when they are in increased states of anxiety. The few animal studies that have examined this phenomenon, known as attention bias, have applied environmental manipulations to induce anxiety but the effects of drug-induced anxiety levels on attentio...

journal_title：Biology letters

authors： Lee C,Verbeek E,Doyle R,Bateson M

更新日期：2016-06-01 00:00:00

abstract：:Many species exhibit prosocial behaviour, in which one individual's actions benefit another individual, often without an immediate benefit to itself. The neuropeptide oxytocin is an important hormonal mechanism influencing prosociality in mammals, but it is unclear whether the avian homologue mesotocin plays a similar...

journal_title：Biology letters

authors： Duque JF,Leichner W,Ahmann H,Stevens JR

更新日期：2018-04-01 00:00:00

abstract：:Since its discovery in the winter of 2005-2006, white-nose syndrome (WNS) has killed over one million little brown bats (Myotis lucifugus) in the American northeast. Although many studies have reported die-offs of bats at winter hibernacula, it is important to understand how bat mortality linked to WNS at winter hiber...

journal_title：Biology letters

authors： Dzal Y,McGuire LP,Veselka N,Fenton MB

更新日期：2011-06-23 00:00:00

abstract：:Pectinodontid limpets are important members of deep-sea hot vents and cold seeps as can be seen by their conspicuous presence in both extant and extinct systems. They have traditionally been classified into different genera and species based on shell and radula characteristics; the reliability of these characters has ...

journal_title：Biology letters

authors： Chen C,Watanabe HK,Nagai Y,Toyofuku T,Xu T,Sun J,Qiu JW,Sasaki T

更新日期：2019-10-31 00:00:00

abstract：:Long-term studies have revealed population declines in fishes, amphibians, reptiles, birds and mammals. In birds, and particularly amphibians, these declines are a global phenomenon whose causes are often unclear. Among reptiles, snakes are top predators and therefore a decline in their numbers may have serious conseq...

journal_title：Biology letters

authors： Reading CJ,Luiselli LM,Akani GC,Bonnet X,Amori G,Ballouard JM,Filippi E,Naulleau G,Pearson D,Rugiero L

更新日期：2010-12-23 00:00:00

abstract：:Muscles are commonly assumed to have uniform activations across their bellies. Yet animal studies have shown that different regions across a muscle can vary in their architecture, fibre type, levels of activation and the transfer of forces to the bones and tendons. The purpose of this study was to test whether regiona...

journal_title：Biology letters

authors： Wakeling JM

更新日期：2009-02-23 00:00:00

abstract：:The Red Queen hypothesis is based on the assumption that parasites must genetically match their hosts to infect them successfully. If the parasites fail, they are assumed to be killed by the host's immune system. Here, we tested this using sympatric (mostly susceptible) and allopatric (mostly resistant) populations of...

journal_title：Biology letters

authors： King KC,Jokela J,Lively CM

更新日期：2011-04-23 00:00:00

abstract：:Species response to environmental change may vary from adaptation to the new conditions, to dispersal towards territories with better ecological settings (known as habitat tracking), and to extinction. A phylogenetically explicit analysis of habitat tracking in Caenozoic large mammals shows that species moving over lo...

journal_title：Biology letters

authors： Raia P,Passaro F,Fulgione D,Carotenuto F

更新日期：2012-02-23 00:00:00

abstract：:Inbreeding causes increases in homozygosity and is commonly associated with reductions in fertility and embryogenesis. Although the mechanisms underlying such effects are unknown, recent work has suggested that inbred males may suffer impaired ejaculate quality, thus providing a functional explanation for reductions i...

journal_title：Biology letters

authors： Fitzpatrick JL,Evans JP

更新日期：2009-06-23 00:00:00

abstract：:The ecological traits and functional capabilities of marine animals have changed significantly since their origin in the late Precambrian. These changes can be analysed quantitatively using multi-dimensional parameter spaces in which the ecological lifestyles of species are represented by particular combinations of pa...

journal_title：Biology letters

authors： Bush AM,Novack-Gottshall PM

更新日期：2012-02-23 00:00:00

abstract：:In many social hierarchies, more subordinate individuals adjust their behaviour according to the presence or behaviour of more dominant individuals. In this study, it is shown that male mice form linear dominance hierarchies characterized by individuals attacking in bursts. Temporal pairwise-correlation analysis revea...

journal_title：Biology letters

authors： Curley JP

更新日期：2016-05-01 00:00:00