Results 71 to 80 of about 53,919 (205)

Toddlers Are Happier Giving to Others Than to Themselves

open access: yesDevelopmental Science, Volume 29, Issue 3, May 2026.
ABSTRACT Humans routinely share valuable resources, even at significant personal cost (e.g., organ donation). What motivates such generosity? This study examined the emotional benefits of sharing in toddlers with the largest and youngest sample to date (N = 134; Mage = 20.50 months, range = 16.57–23.77 months).
Enda Tan   +4 more
wiley   +1 more source

Recent trends in the Illinois River indicated by fish populations: Havana, Ill., [PDF]

open access: yes, 1993
INHS Technical Report submitted as part of the Flowing Water Ecosystems Section in the Critical Trends Assessment ...
Lerczak, Thomas V., Sparks, Richard E.
core  

Bioimaging of sense organs and the central nervous system in extant fishes and reptiles in situ: A review

open access: yesThe Anatomical Record, Volume 309, Issue 4, Page 826-852, April 2026.
Bioimaging of the sense organs and brain of fishes and reptiles. Left panel: 3D reconstruction of the head and brain of the deep‐sea viperfish Chauliodus sloani following diceCT. Right panel: A 3D reconstruction of a 70‐day‐old embryo head of the bearded dragon Pogona vitticeps following diceCT, showing the position of the segmented brain within the ...
Shaun P. Collin   +9 more
wiley   +1 more source

Goldfish control in the Vasse River: summary of the 2008 programme [PDF]

open access: yes, 2009
This report summarises the results of the 2008 round of the feral Goldfish control in the lower Vasse River and comparisons made with previous control efforts since ...
Beatty, S.J., Morgan, D.L.
core   +1 more source

Two novel classes of solvable many-body problems of goldfish type with constraints [PDF]

open access: yes, 2007
Two novel classes of many-body models with nonlinear interactions "of goldfish type" are introduced. They are solvable provided the initial data satisfy a single constraint (in one case; in the other, two constraints): i.
Calogero F   +11 more
core   +3 more sources

Brain Morphology and Quantitative Assessment of Sensory Brain Areas in Southern Bluefin Tuna, Thunnus maccoyii (Scombridae, Teleostei)

open access: yesJournal of Comparative Neurology, Volume 534, Issue 4, April 2026.
The absolute and relative volume of major sensory and integrative brain regions of the southern bluefin tuna Thunnus maccoyii are examined using magnetic resonance imaging (MRI). A dominant cerebellum projects into the midbrain ventricular space, while the optic tectum represents a smaller proportion of total brain volume than previously estimated ...
Myoung Hoon Ha   +9 more
wiley   +1 more source

Cold acclimation increases mitochondrial oxidative capacity without inducing mitochondrial uncoupling in goldfish white skeletal muscle

open access: yesBiology Open, 2012
Summary Goldfish have been used for cold acclimation studies, which have focused on changes in glycolytic and oxidative enzymes or alterations in lipid composition in skeletal muscle.
Reinaldo Sousa Dos Santos   +2 more
doaj   +1 more source

Connections of the corpus cerebelli in the green sunfish and the common goldfish [PDF]

open access: yes, 1988
Examination of the connections of the corpus cerebelli in one perciform (Lepomis cyanellus) and one cypriniform teleost (Carassius auratus) reveal that ipsilateral afferent connections in both species arise from an anterior group of nuclei in the ...
Northcutt, R. Glenn, Wullimann, Mario F.
core   +1 more source

Exposure to the Oestrogenic Pollutant 17α‐Ethinyl Estradiol (EE2) Does Not Alter the Behaviour of a Coastal Marine Fish, Cristiceps australis

open access: yesEthology, Volume 132, Issue 4, Page 295-304, April 2026.
Environmental contamination with the synthetic estrogen 17α‐ethinyl estradiol (EE2) is widespread in coastal ecosystems, yet behavioural effects in marine fishes remain poorly understood. We exposed southern crested weedfish (Cristiceps australis) to low and high EE2 concentrations for 14 days and assessed boldness and anxiety using a refuge‐use assay.
Shiho Ozeki   +6 more
wiley   +1 more source

Xenin is a novel anorexigen in goldfish (Carassius auratus). [PDF]

open access: yesPLoS ONE, 2018
Xenin, a highly conserved 25 amino acid peptide cleaved from the N-terminus of the coatomer protein alpha (COPA), is emerging as a food intake regulator in mammals and birds. To date, no research has been conducted on xenin biology in fish.
Brent Kerbel   +4 more
doaj   +1 more source

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