Results 91 to 100 of about 11,331 (259)

Ecology of River Dolphins and Fish at Confluence Aggregations in the Peruvian Amazon

open access: yesFishes
Amazon River dolphins often form multi-species aggregations at water confluences. This study used a multi-year data set to examine dolphins, fish, and geomorphology at dolphin aggregations. Methods included dolphin transect surveys, dolphin point counts,
Richard Bodmer   +11 more
doaj   +1 more source

The Greenland–Scotland Ridge in a Changing Ocean: Time to Act?

open access: yesMarine Ecology, EarlyView.
ABSTRACT The Greenland–Scotland Ridge is a submarine mountain that rises up to 500 m below the sea surface and extends from the east coast of Greenland to the continental shelf of Iceland and across the Faroe Islands to Scotland. The ridge not only separates deeper ocean basins on either side, that is, the North Atlantic and Arctic oceans, but also ...
Christophe Pampoulie   +2 more
wiley   +1 more source

Error detection is not necessary for representation

open access: yesMind &Language, EarlyView.
Some philosophers have recently proposed an error detection condition (EDC) for representation, such that for R$$ R $$ to be a representation for system S$$ S $$, S$$ S $$ must be capable of detecting errors in tokenings of R$$ R $$. We argue that this condition is unmotivated, and that it is too strong. We show that theories of representation that are
Ori Hacohen, Kenneth Aizawa
wiley   +1 more source

The evolutionary psychology of the human pointing gesture

open access: yesMind &Language, EarlyView.
The human pointing gesture is a species‐unique and species‐universal form of communication that depends on humans' especially powerful forms of cooperative cognition and motivation. I have previously hypothesized that the pointing gesture evolved as a behavioral tool empowering individuals to better coordinate their interdependent collaborative ...
Michael Tomasello
wiley   +1 more source

Deep dialogism, inner voices, and mental health

open access: yesMind &Language, EarlyView.
The idea that cognition involves dialogic interchange between mutually influencing “voices” has long featured in psychology and philosophy. While dialogic structure is most explicit in inner speech, some authors have argued that other types of mental activity can be (or always are) dialogic. We introduce two dimensions of dialogism, strength and depth,
Sofiia Rappe, Sam Wilkinson
wiley   +1 more source

The Heterogeneous Regional Employment Effects of Environmental Policies

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT This paper examines the effects of Environmental Policies—measured by the OECD Environmental Policy Stringency Index (EPS)—on employment in 349 regions across 26 countries from 1990 to 2020. We find that more stringent EPS have short‐term negative effects on regional employment, which disappear in the medium term.
Luca Bettarelli   +4 more
wiley   +1 more source

Water temperature drives the segregation between common and Atlantic spotted dolphins in Azorean watersOBIS

open access: yesGlobal Ecology and Conservation
The coexistence of sympatric species, which share similar ecological requirements and compete for resources in the same area, requires mechanisms to reduce interspecific competition. In the Azores, common dolphins (Delphinus delphis) and Atlantic spotted
Maria Inês Pinheiro da Silva   +4 more
doaj   +1 more source

Comparative Evaluation of Treatment Effectiveness in Skeletal Class III Malocclusion: Surgery‐First Approach Using Clear Aligners Versus Fixed Appliances

open access: yesOrthodontics &Craniofacial Research, EarlyView.
ABSTRACT Objective This study aimed to assess treatment outcomes, identify predictors of relapse in skeletal Class III patients treated with the surgery‐first approach (SFA), comparing fixed appliances (FA) with invisalign clear aligners (CA). Materials and Methods Forty adult patients treated with bimaxillary surgery and SFA were retrospectively ...
Yang Zhou   +3 more
wiley   +1 more source

Energetic savings of bow-riding dolphins

open access: yesScientific Reports
Bow-riding occurs when dolphins swim in the pressure waves at the front of a vessel. Bow-riding is hypothesized to be “fun” for dolphins or to save them energy although the energetics have not been explored.
Lorenzo Fiori   +3 more
doaj   +1 more source

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