Results 71 to 80 of about 4,290 (197)

Water, Wildlife and the World: A Global Synthesis of Trends in Wildlife Ecohydrology Research

open access: yesEcohydrology, Volume 18, Issue 7, October‐November 2025.
ABSTRACT Ecohydrology and hydroecology are interdisciplinary fields that examine the interactions between ecology and hydrology to address critical issues pertaining to both disciplines. However, the study of ‘ecology’ in ecohydrology research has largely focused on vegetation, leading to a gap in knowledge regarding direct relationships between ...
Mackenzie A. Jones   +4 more
wiley   +1 more source

Aging in Primitive Societies: A Comparative Survey of Family Life and Relationships [PDF]

open access: yes, 1962
This letter reports about unpatterned ferromagnetic NiFe/AlN multilayer composites used as advanced magnetic core materials for on-chip and interposer integrated inductances.
Ebefors, Thorbjörn   +3 more
core   +3 more sources

Investigating Harvest and Vessel Traffic Exposure as Drivers of Social Group Characteristics in Canadian Beluga ( Delphinapterus leucas ) Populations

open access: yesMarine Mammal Science, Volume 41, Issue 4, October 2025.
ABSTRACT Assessing variation in social behaviors of group‐living animals may provide insight into the impacts of population stressors. Using very high resolution (VHR) satellite imagery acquired over 3 years, we compared social group size and composition, as well as spatial and social cohesion in three beluga ( Delphinapterus leucas ) populations that ...
Jordan B. Stewart   +3 more
wiley   +1 more source

Whales, dolphins, and porpoises of the western North Atlantic: a guide to their identification [PDF]

open access: yes, 1976
This is an identification guide for cetaceans (whales, dolphins, and porpoises). It was designed to assist laypersons in identifying cetaceans encountered in the western North Atlantic Ocean and was intended for use by ongoing cetacean observer programs.
Caldwell, David K.   +4 more
core  

Trophic Structure and the Isotopic Niche Dynamics of the Tasiujaq (Eclipse Sound, Nunavut, Canada) Marine Food Web

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 9, September 2025.
ABSTRACT Rapid warming in the Arctic is causing cumulative impacts on ecosystems, including widespread reduction in sea ice extent, resulting in shifts in primary production, which can have cascading bottom‐up trophic influences on marine food web structure and function. Understanding trophic interactions and the structure of local food webs across the
Reyd Dupuis‐Smith   +9 more
wiley   +1 more source

Abundance and distribution of narwhals (Monodon monoceros) on the summering grounds in Greenland between 2007-2019

open access: yesFrontiers in Marine Science
Narwhal abundance in West Greenland (WG) and East Greenland (EG) was estimated from aerial surveys conducted between 2007 and 2019 at their summer grounds.
R. G. Hansen   +2 more
doaj   +1 more source

Anthocyanins From Sweet Potatoes (Ipomoea batatas): Bioavailability, Mechanisms of Action, and Therapeutic Potential in Diabetes and Metabolic Disorders

open access: yesFood Science &Nutrition, Volume 13, Issue 9, September 2025.
This review highlights the nutrient diversity in this variety of sweet potatoes beyond anthocyanins, sweet potatoes' place in diabetes risk reduction diets for diabetes, and the importance of creative methods of processing that keep them bioactive. The author highlighted the increased recognition of sweet potatoes as a functional food that heralds the ...
Sammra Maqsood   +7 more
wiley   +1 more source

Narwhal (Monodon monoceros) associations with Greenland summer meltwater release

open access: yesEcosphere
Climate change is rapidly transforming the coastal margins of Greenland. At the same time, there is increasing recognition that marine‐terminating glaciers provide unique and critical habitats to ice‐associated top predators.
Kristin L. Laidre   +8 more
doaj   +1 more source

Fossils: Digging Into the Past

open access: yes, 2017
Fossils collected in Renaissance collection cabinets were items of wonder and curiosity. Although sometimes mistaken for other pieces of naturalia, they were widely collected by owners of princely cabinets and scholarly collections.Though naturalists and
Caccioppoli, Sidney N.
core  

On the significance of tuskless specimens of Dicynodon grimbeeki Broom [PDF]

open access: yes, 1957
Main articeIt has hitherto been accepted that Dicynodon grimbeeki, a species of the extinct Karroo mammal-like reptiles, possesses canine tusks in the males only. This theory is discussed in detail.
Barry, T. H.
core  

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