Results 111 to 120 of about 21,078 (266)

Kalman Filter for Noise Reduction in Aerial Vehicles using Echoic Flow [PDF]

open access: yes, 2020
Echolocation is a natural phenomenon observed in bats that allows them to navigate complex, dim environments with enough precision to capture insects in midair.
Palo, Andrew
core  

Modelling the effect of varying metabolic rate and cardiac output on estimated tissue and blood O2 and CO2 levels in an extreme deep‐diver, the goose‐beaked whale (Ziphius cavirostris)

open access: yesExperimental Physiology, EarlyView.
Abstract High‐resolution movement data from Cuvier's beaked, or goose‐beaked whale (Ziphius cavirostris, hereafter Ziphius, n = 8) tag deployments (4.1–19.2 days) were used to estimate blood and tissue O2 and CO2 levels. Acceleration and magnetometry data were used to estimate the locomotion cost (LC) from the relationship between activity and the O2 ...
Andreas Fahlman   +8 more
wiley   +1 more source

Bats expand their vocal range by recruiting different laryngeal structures for echolocation and social communication

open access: yesPLoS Biology, 2022
Echolocating bats produce very diverse vocal signals for echolocation and social communication that span an impressive frequency range of 1 to 120 kHz or 7 octaves.
Jonas Håkansson   +3 more
doaj  

Morphology of the Tympano‐Periotic Complex in Stranded Odontocetes in Northeast Brazil

open access: yesJournal of Morphology, Volume 286, Issue 10, October 2025.
This study presents the morphological and morphometric characterization of the tympano‐periotic complex (TPC) in six odontocete species stranded along the northeastern coast of Brazil. A total of 57 TPCs were analyzed, revealing interspecific differences in key anatomical features and supporting taxonomic differentiation.
Gabriela Colombini‐Corrêa   +5 more
wiley   +1 more source

Physiological and Behavioural Strategies of Bats From Arid Environments

open access: yesMammal Review, Volume 55, Issue 4, October 2025.
Deserts are characterized by high ambient temperatures, intense solar radiation and low water availability. Desert bats are smaller, have lower energy expenditures, lower water losses, higher wing aspect ratios and lower wing loadings than bats living in mesic environments.
Irene Conenna   +2 more
wiley   +1 more source

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