Results 71 to 80 of about 7,618 (217)

Evolutionary processes and its environmental correlates in the cranial morphology of western chipmunks (Tamias). [PDF]

open access: yes, 2017
The importance of the environment in shaping phenotypic evolution lies at the core of evolutionary biology. Chipmunks of the genus Tamias (subgenus Neotamias) are part of a very recent radiation, occupying a wide range of environments with marked niche ...
Assis, Ana Paula A   +3 more
core  

Understanding Why Grey Squirrels (Sciurus carolinensis) Bark Strip in British Woodlands: A Systematic Map

open access: yesMammal Review, Volume 56, Issue 1, March 2026.
Studies investigating the bark‐stripping behaviour of squirrel species that cause economic damage focus on developing methods to manage the behaviour. On the other hand, studies investigating the behaviour of species that do not cause economic damage focus on understanding the behavioural ecology of the species to meet conservation objectives. ABSTRACT
Alexandra K. Ash   +6 more
wiley   +1 more source

Berlin Squirrelpox Virus, a New Poxvirus in Red Squirrels, Berlin, Germany

open access: yesEmerging Infectious Diseases, 2017
Near Berlin, Germany, several juvenile red squirrels (Sciurus vulgaris) were found with moist, crusty skin lesions. Histology, electron microscopy, and cell culture isolation revealed an orthopoxvirus-like infection.
Gudrun Wibbelt   +5 more
doaj   +1 more source

Studi Keanekaragaman Mamalia pada Beberapa Tipe Habitat di Stasiun Penelitian Pondok Ambung Taman Nasional Tanjung Puting Kalimantan Tengah [PDF]

open access: yes, 2008
Indonesia harbours the highest mammal diversity in the world with 436 species, of which 51 % are endemic. Kalimantan itself comprises of 222 species of mammals of which 44 species are endemic. This research was conducted to determine mammal diversity and
Rahman, D. A. (Dede)   +2 more
core  

Avian influenza overview December 2025–February 2026

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Between 29 November 2025 and 27 February 2026, 2514 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (406) and wild (2108) birds in 32 countries in Europe. Albeit still at high levels after the peak was reached at the beginning of the current reporting period, the weekly number of detections has since ...
European Food Safety Authority (EFSA)   +16 more
wiley   +1 more source

Modularity of the dorsal and lateral view of the skull in the European ground squirrel

open access: yesActa Biologica Slovenica, 2020
Modular organization is a general characteristic of biological systems from cellular to organismal level. The mammalian skull is a complex structure that can in general be divided into two functional components, the neurocranium and the viscerocranium ...
Tina Klenovšek
doaj   +1 more source

Short Notes on the Vertebrate Fauna of Ayer Hitam Forest Reserve, Puchong, Selangor [PDF]

open access: yes, 1999
Record from the Museum of Zoology, Department of Biology, Universiti Putra Malaysia contains list of vertebrates of Ayer Hitam Forest Researve area collected from 1975 until 1985.
Ali Haji, Jambaari   +2 more
core  

The spectral transmission of ocular media suggests ultraviolet sensitivity is widespread among mammals [PDF]

open access: yes, 2014
Although ultraviolet (UV) sensitivity is widespread among animals it is considered rare in mammals, being restricted to the few species that have a visual pigment maximally sensitive (λmax) below 400 nm.
Algvere PV   +12 more
core   +1 more source

Molecular detection of hemoprotozoa and Rickettsia species in arthropods collected from wild animals in the Burgos Province, Spain [PDF]

open access: yes, 2010
Limited information on the presence of bacterial and hematozoan infections in parasitic arthropods from Spain is available. In an attempt to address this issue, the prevalence of Theileria, Babesia, Hepatozoon, and Rickettsia species was investigated by ...
Casado, Nieves   +6 more
core   +1 more source

Urocitellus parryii (Rodentia: Sciuridae)

open access: yesMammalian Species, 2018
Urocitellus parryii (Richardson, 1825) is a high-latitude sciurid known as the Arctic ground squirrel. The largest of 12 species in the genus Urocitellus, its range extends farther north than any other species of squirrel. It is also the only member of family Sciuridae with a Holarctic distribution. U.
openaire   +1 more source

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