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Keywords: Noise
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Journal Articles
J Exp Biol (2021) 224 (1): jeb233288.
Published: 12 January 2021
...Ryan C. Taylor; Kyle O. Wilhite; Rosalind J. Ludovici; Kelsey M. Mitchell; Wouter Halfwerk; Rachel A. Page; Michael J. Ryan; Kimberly L. Hunter ABSTRACT Noise is a common problem in animal communication. We know little, however, about how animals communicate in the presence of noise using...
Journal Articles
J Exp Biol (2020) 223 (15): jeb228270.
Published: 13 August 2020
... underwater. Natural noise conditions have helped shape this sensory modality but anthropogenic noise is increasingly impacting seabirds. Surprisingly little is known about their hearing, despite their imperiled status. Understanding sound sensitivity is vital when we seek to manage the impacts of man-made...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (10): jeb207878.
Published: 15 May 2020
... louder and had a lower peak frequency, indicating mechanisms for coping with varying conditions. However, the vulnerability of pilot whales to anthropogenic noise is still of concern as the ability to cope with increasing background noise may be limited. Our study shows that combining propagation...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (4): jeb190710.
Published: 18 February 2019
... large wire-frame dog kennel (118×84×77 cm) that was insulated on all inner sides with 4 cm of soft bedding foam, which served to insulate and reduce outside noise ( Fig. 1 A,B). We placed the self-contained, battery-powered speaker and amplifier (a Nagra DSM speaker, functional range: 60–15,000 Hz±4 dB...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (9): jeb171959.
Published: 08 May 2018
...T. Aran Mooney; Manuel Castellote; Lori Quakenbush; Roderick Hobbs; Eric Gaglione; Caroline Goertz ABSTRACT Documenting hearing abilities is vital to understanding a species’ acoustic ecology and for predicting the impacts of increasing anthropogenic noise. Cetaceans use sound for essential...
Journal Articles
J Exp Biol (2017) 220 (24): 4554–4566.
Published: 15 December 2017
... detecting and discriminating target echoes from background objects, minimizing acoustic interference from competing conspecifics and overcoming insect noise. Bats tackle these problems by deploying a remarkable array of auditory behaviors, sometimes in combination with the use of other senses. Behavioral...
Journal Articles
J Exp Biol (2017) 220 (6): 1065–1071.
Published: 15 March 2017
...Samuel I. Hardman; Sue Anne Zollinger; Klemen Koselj; Stefan Leitner; Rupert C. Marshall; Henrik Brumm ABSTRACT Animals that use vocal signals to communicate often compensate for interference and masking from background noise by raising the amplitude of their vocalisations. This response has been...
Includes: Supplementary data
Journal Articles
J Exp Biol (2015) 218 (14): 2250–2259.
Published: 01 July 2015
... the presence of octave-band noise to determine critical ratios. Results indicate that ringed seals possess hearing abilities comparable to those of spotted seals ( Phoca largha ) and harbor seals ( Phoca vitulina ), and considerably better than previously reported for ringed and harp seals. Best...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (24): 4347–4355.
Published: 15 December 2014
... key taxon that likely use sound and may be impacted by increasing anthropogenic ocean noise, but little is known regarding their behavioral responses or adaptations to sound stimuli. These experiments identify the acoustic range and levels that elicit a wide range of secondary defense behaviors such...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (17): 3169–3177.
Published: 01 September 2014
... constraints such as external noise or propagation-induced degradation. Birds have been shown to use several adaptive strategies to deal with difficult signal transmission contexts. Specifically, a number of studies have suggested that vocal plasticity at the emitter's level allows birds to counteract the...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (10): 1682–1691.
Published: 15 May 2014
... detailed examination of hearing abilities in wild Bristol Bay belugas provides a basis for a better understanding of the potential impact of anthropogenic noise on a noise-sensitive species. Such information may help design noise-limiting mitigation measures that could be applied to areas heavily...
Journal Articles
J Exp Biol (2014) 217 (10): 1804–1810.
Published: 15 May 2014
...-octave noise with a center frequency of 22.5 kHz. TTS was measured at a test frequency of 32 kHz. Thresholds were measured by recording rhythmic evoked potentials (the envelope following response) to a test series of short (eight cycles) tone pips with a pip rate of 1000 s −1 . TTS increased...
Journal Articles
J Exp Biol (2014) 217 (5): 726–734.
Published: 01 March 2014
... over the frequency range of hearing, and critical ratios were determined using octave-band masking noise in both media. The behavioral audiograms show a range of best sensitivity spanning four octaves in air, from approximately 0.6 to 11 kHz. The range of sensitive hearing extends across seven octaves...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (3): 444–452.
Published: 01 February 2014
.../3.0 ), which permits unrestricted use, distribution and reproduction in any medium provided that the original work is properly attributed. Sensory Auditory brainstem response Noise Marine mammal Odontocete Communication In terrestrial mammals, structures such as the pinnae and ear...
Journal Articles
J Exp Biol (2014) 217 (1): 35–45.
Published: 01 January 2014
... . Andrews S. S. , Addy N. J. , Brent R. , Arkin A. P. ( 2010 ). Detailed simulations of cell biology with Smoldyn 2.1 . PLoS Comput. Biol. 6 , e1000705 . Arias A. M. , Hayward P. ( 2006 ). Filtering transcriptional noise during development: concepts and mechanisms...
Journal Articles
J Exp Biol (2013) 216 (9): 1587–1596.
Published: 01 May 2013
...Vladimir V. Popov; Alexander Ya. Supin; Viatcheslav V. Rozhnov; Dmitry I. Nechaev; Evgenia V. Sysuyeva; Vladimir O. Klishin; Mikhail G. Pletenko; Mikhail B. Tarakanov SUMMARY Temporary threshold shift (TTS) after loud noise exposure was investigated in a male and a female beluga whale...
Journal Articles
J Exp Biol (2010) 213 (9): 1536–1548.
Published: 01 May 2010
...Thomas Götz; Vincent M. Janik SUMMARY Aversiveness of sounds and its underlying physiological mechanisms in mammals are poorly understood. In this study we tested the influence of psychophysical parameters, motivation and learning processes on the aversiveness of anthropogenic underwater noise in...
Journal Articles
J Exp Biol (2004) 207 (20): 3591–3602.
Published: 15 September 2004
...). Fish were exposed to 1–28 days of either quiet (110 dB re 1 μPa) or continuous white noise. First, we examined the effect of noise sound pressure level (SPL; 130,140, 160 or 170 dB re 1 μPa) on goldfish hearing thresholds after 24 h of noise exposure. Second, in a long-term experiment using 170 dB re 1...
Journal Articles
J Exp Biol (2004) 207 (3): 427–435.
Published: 22 January 2004
...) sounds on marine mammals, the effects of excess noise on fishes are poorly understood. We examined the short- and long-term effects of increased ambient sound on the stress and hearing of goldfish ( Carassius auratus ; a hearing specialist). We reared fish under either quiet(110-125 dB re 1 μPa) or noisy...
Journal Articles
J Exp Biol (1991) 155 (1): 227–244.
Published: 01 January 1991
...R. O. STEPHEN; J. C. HARTLEY This study discusses the structure of the calls of bush crickets Steropleurus nobrei and examines the way the structure of records of a bush-cricket call, comprising pure tone bursts and bursts of white noise, changes as these sounds propagate through different...