The bony labyrinth of toothed whales reflects both phylogeny and habitat preferences
The inner ear of toothed whales (odontocetes) is known to have evolved particular shapes
related to their abilities to echolocate and move under water. While the origin of these …
related to their abilities to echolocate and move under water. While the origin of these …
Evidence for convergent evolution of ultrasonic hearing in toothed whales (Cetacea: Odontoceti)
RA Racicot, RW Boessenecker… - Biology …, 2019 - royalsocietypublishing.org
Toothed whales (Cetacea: Odontoceti) are the most diverse group of modern cetaceans,
originating during the Eocene/Oligocene transition approximately 38 Ma. All extant …
originating during the Eocene/Oligocene transition approximately 38 Ma. All extant …
Convergent evolution in toothed whale cochleae
Background Odontocetes (toothed whales) are the most species-rich marine mammal
lineage. The catalyst for their evolutionary success is echolocation-a form of biological sonar …
lineage. The catalyst for their evolutionary success is echolocation-a form of biological sonar …
[HTML][HTML] Drivers of morphological evolution in the toothed whale jaw
Toothed whales (odontocetes) emit high-frequency underwater sounds (echolocate)—an
extreme and unique innovation allowing them to sense their prey and environment. Their …
extreme and unique innovation allowing them to sense their prey and environment. Their …
High frequency echolocation, ear morphology, and the marine–freshwater transition: A comparative study of extant and extinct toothed whales
CS Gutstein, CP Figueroa-Bravo, ND Pyenson… - Palaeogeography …, 2014 - Elsevier
This study compares the bony ear morphology of freshwater and marine odontocetes
(toothed whales). Odontocetes are unique among marine mammals in two important …
(toothed whales). Odontocetes are unique among marine mammals in two important …
Morphological variation among the inner ears of extinct and extant baleen whales (Cetacea: Mysticeti)
EG Ekdale - Journal of Morphology, 2016 - Wiley Online Library
Living mysticetes (baleen whales) and odontocetes (toothed whales) differ significantly in
auditory function in that toothed whales are sensitive to high‐frequency and ultrasonic …
auditory function in that toothed whales are sensitive to high‐frequency and ultrasonic …
Comparative anatomy of the bony labyrinth of extant and extinct porpoises (Cetacea: Phocoenidae)
RA Racicot, W Gearty, N Kohno… - Biological Journal of the …, 2016 - academic.oup.com
The inner ear anatomy of cetaceans, now more readily accessible by means of
nondestructive high-resolution X-ray computed tomographic (CT) scanning, provides a …
nondestructive high-resolution X-ray computed tomographic (CT) scanning, provides a …
Early development and orientation of the acoustic funnel provides insight into the evolution of sound reception pathways in cetaceans
M Yamato, ND Pyenson - PloS one, 2015 - journals.plos.org
Whales receive underwater sounds through a fundamentally different mechanism than their
close terrestrial relatives. Instead of hearing through the ear canal, cetaceans hear through …
close terrestrial relatives. Instead of hearing through the ear canal, cetaceans hear through …
Evolution of whale sensory ecology: frontiers in nondestructive anatomical investigations
R Racicot - The Anatomical Record, 2022 - Wiley Online Library
Studies surrounding the evolution of sensory system anatomy in cetaceans over the last~
100 years have shed light on aspects of the early evolution of hearing sensitivities, the small …
100 years have shed light on aspects of the early evolution of hearing sensitivities, the small …
Ultrasonic hearing and echolocation in the earliest toothed whales
The evolution of biosonar (production of high-frequency sound and reception of its echo)
was a key innovation of toothed whales and dolphins (Odontoceti) that facilitated …
was a key innovation of toothed whales and dolphins (Odontoceti) that facilitated …
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