与 «ODONTOCETE»相关的英语书籍
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odontocete的用法。与
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1
Temporal Effects of Sound on the
Odontocete Auditory System: ...
It can be concluded that sounds of varying temporal characteristics are processed in a variety of ways.
2
Encyclopedia of Marine Mammals
However, detailed comparative data on the mating systems of odontocete
species will await genetic analyses to determine paternity from offspring within
groups. Gestation periods of odontocetes range between 7 and 17 months and
almost all ...
William F. Perrin, Bernd Wursig, J. G.M. Thewissen, 2009
3
Echolocation in Bats and Dolphins
Comparison of Click Characteristics among Odontocete Species Koji Nakamura
and Tomonari Akamatsu TABLE 5.1. Summary of basic data of six odontocete
species: Delphinus delphis (Dd); Lagenorhynchus obliquidens (Lo); Tursiops ...
Jeanette A. Thomas, Cynthia F. Moss, Marianne Vater, 2004
4
Whales, Whaling, and Ocean Ecosystems
By the middle Miocene, most representatives of extant families appear, including
the mysticete families Balaenopteridae (rorquals) and Balaenidae (bowhead and
right whales), as well as the odontocete families Delphinidae (true dolphins), ...
5
Hearing by Whales and Dolphins
Cetacean Middle Ear Anatomy Odontocete middle ears appear to be a
compromise between enhancing high-frequency sensitivity and strength. In
microchiropteran bats, high- frequency sensitivity in the middle ear is achieved by
lightening ...
Whitlow W.L. Au, Arthur N. Popper, Richard R. Fay, 2000
6
Sensory Abilities of Cetaceans:: Laboratory and Field Evidence
inflated bullae of bats, all odontocete bullae are constructed of massive,
porcelaneous bone which resists compression. Both the middle ear and
peribullar cavities are lined with specialized membranes, the corpus cavernosum
and peribullar ...
Jeanette A. Thomas, Ronald A. Kastelein, 1990
7
Sensory Evolution on the Threshold: Adaptations in ...
The pygmy sperm whale (Kogia breviceps) seems to be a special case. The
species has more than 1 million axons in the optic nerve, compared to about
100,000 to 200,000 in other odontocete species (Dawson, 1980). Physeterids (
sperm ...
J. G. M. Thewissen, Sirpa Nummela, 2008
8
Marine Mammal Biology: An Evolutionary Approach
The odontocete larynx is complex with a powerful musculature, and since the
larynx is the source of vocalizations in most terrestrial mammals, many
researchers have suggested that odontocete vocalizations are produced by the
larynx ...
9
Ecological Risk to Cetaceans from Anthropogenic Ocean Sound: ...
Small Odontocete ”Sustainable” data, n=9 Testing Global Null Hypothesis: BETA
=0 Test Chi-Square DF Pr > ChiSq Likelihood Ratio 17.7538 1 <.0001 Score
15.2100 1 <.0001 Wald 10.3328 1 0.0013 Odds Ratio Estimates Point 95% Wald
...
10
The Effects of Noise on Aquatic Life
We analyzed these acoustic recordings for odontocete vocalizations (clicks,
whistles, and burst-pulse sounds) using a combination of long-term spectral
averages (LTSAs) and visual review of spectrograms and for sonar activity using
a ...
Arthur N. Popper, Anthony Hawkins, 2011
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Migratory spotting throws up an Adelie surprise
... mammal biomass, including six species of pinnipeds, eight species of baleen whales, and at least seven species of odontocete whales. «The Hindu, 五月 15»
Journal Highlight: Morphological analysis of the flippers in the …
Directional asymmetry (DA) is a common feature among odontocete cetaceans, as well as sexual dimorphism (SD). For the first time DA, ... «spectroscopyNOW.com, 四月 14»
Fossil Whale Offers Clues to Origins of 'Seeing With Sound'
The only known specimen of the early odontocete includes a nearly complete skull and jaw, three neck vertebrae, and fragments of seven ribs. «Science News, 三月 14»
The tropical past of belugas and narwhals
The single but complete fossil skull from a mine in Virginia is named Bohaskaia monodontiodes. As an odontocete (toothed) whale in the early ... «The Earth Times, 三月 12»
Dead Orca L-112 is Beginning to Reveal the Story of Her Death
In fact, the acoustic environment within the head of an odontocete undoubtedly contains many pathways (multipaths) through various tissue ... «Seattle Post Intelligencer, 三月 12»
Dolphins and captivity don't mix
[v] Caldwell, DK and Caldwell, MC 1968, “Social behaviour as a husbandry factor in captive odontocete cetaceans” Boca Raton: Proceedings ... «The Online Citizen, 八月 11»
From Tearing Teeth to Baleen
... slicing teeth, and the origins of baleen occurred well after the split between the odontocete and mysticete lineages over 34 million years ago. «Wired News, 八月 11»
This Week in Whales
Symmetry's all the rage in human attraction, but don't tell that to whales. Odontocetes (toothed whales) have asymmetrical skulls and for years it ... «Natural Resources Defense Council, 八月 11»
Song of the Whale has been monitoring the waters off the Canary …
Claire Lacey, Ifaw: Just like killer whales, pilot whales and sperm whales, beaked whales are members of the odontocete branch of cetaceans, ... «BBC News, 十月 08»
