Results 81 to 90 of about 8,965 (208)

Cortical bone adaptation and mineral mobilization in the subterranean mammal Bathyergus suillus (Rodentia: Bathyergidae): effects of age and sex [PDF]

open access: yesPeerJ, 2018
The patterns of bone modeling and mineral mobilization (skeletal homeostasis) among mammals other than humans and laboratory rodents are still poorly known.
Germán Montoya-Sanhueza   +1 more
doaj   +2 more sources

Ontogeny of the malleus in Mesocricetus auratus (Mammalia, Rodentia): Systematic and functional implications for the muroid middle ear

open access: yesThe Anatomical Record, Volume 309, Issue 4, Page 989-1004, April 2026.
Abstract The three mammalian auditory ossicles enhance sound transmission from the tympanic membrane to the inner ear. The anterior anchoring of the malleus is one of the key characters for functional classification of the auditory ossicles. Previous studies revealed a medial outgrowth of the mallear anterior process, the processus internus ...
Franziska Fritzsche   +2 more
wiley   +1 more source

Species differences in egocentric navigation : the effect of burrowing ecology on a spatial cognitive trait in mice [PDF]

open access: yes, 2017
This study was funded by start-up funds from Oklahoma State University to P.C.Efficient navigation is a critical component of fitness for most animals.
Allen, Noah A.   +4 more
core   +2 more sources

From Mice to Mole-Rats: Species-Specific Modulation of Adult Hippocampal Neurogenesis

open access: yesFrontiers in Neuroscience, 2017
Rodent populations living in their natural environments have very diverse ecological and life history profiles that may differ substantially from that of conventional laboratory rodents.
Maria K. Oosthuizen
doaj   +1 more source

Ontogeny of long-range vocalizations in a Neotropical fossorial rodent: the Anillaco Tuco-Tuco (Ctenomys sp.) [PDF]

open access: yesPeerJ, 2018
Tuco-tucos (Ctenomys spp.) are subterranean rodents that produce territorial, high intensity long-range vocalizations (LRVs) of broadband and low frequency that are essential for long-distance communication between individuals in different tunnel systems.
Juan Pablo Amaya, Juan Ignacio Areta
doaj   +2 more sources

Characterisation of bacteria‐induced colitis and its modulation by probiotics in naked mole rats: a new mammalian model for acute inflammatory disease

open access: yesThe Journal of Pathology, Volume 268, Issue 4, Page 493-511, April 2026.
Abstract Enteropathogenic bacteria are a major cause of morbidity and mortality globally. While mouse models have been indispensable in advancing our understanding of infectious enteric diseases, key differences in intestinal microbiota and immunobiology between mice and humans underscore the need for alternative mammalian models that better ...
Daniel W. Hart   +14 more
wiley   +1 more source

BULLAR VOLUME IN SUBTERRANEAN AND SURFACE-DWELLING CAVIOMORPH RODENTS [PDF]

open access: yesJournal of Mammalogy, 2003
Bullar volume was estimated by external measurements for the subterranean genus Ctenomys (Rodentia, Ctenomyidae) and 24 species of surface-dwelling caviomorphs. Bullae were larger in Ctenomys than in caviomorphs. Larger bullar size may reflect good lowfrequency audition and could be an adaptation for subterranean vocal communication.
Cristian Eric Schleich   +1 more
openaire   +1 more source

Estimating the Impacts of Future Extreme Heat on Dryland Threatened Mammals: An Australian Case Study

open access: yesGlobal Change Biology, Volume 32, Issue 4, April 2026.
Label: Dryland mammals and heat risk. Description: Using Australia's threatened dryland mammals as a model system, we developed a framework comparing historical, current and future heat envelopes to quantify exposure to novel thermal conditions, identify potential thermal refugia and evaluate the suitability of conservation translocation sites.
Jack Bilby   +2 more
wiley   +1 more source

Structure and function of the mammalian middle ear. I: Large middle ears in small desert mammals. [PDF]

open access: yes, 2015
Many species of small desert mammals are known to have expanded auditory bullae. The ears of gerbils and heteromyids have been well described, but much less is known about the middle ear anatomy of other desert mammals.
Mason, Matthew J
core   +1 more source

Trade‐Offs in the Moonlight: Influence of Interspecific Pressures, Temperature, and Moon Phases on the Activity Patterns of Asiatic Brush‐Tailed Porcupine

open access: yesEcology and Evolution, Volume 16, Issue 3, March 2026.
Using camera trap data from a tropical rainforest, we show that the Asiatic brush‐tailed porcupine uses behavioral trade‐offs: avoiding full moons, preferring 15°C–22°C, and shifting activity to reduce conflict with predators/competitors. This plasticity reveals how it balances foraging efficiency and survival risks, offering insights into conserving ...
Haidong Zhou   +6 more
wiley   +1 more source

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