Results 41 to 50 of about 3,204,309 (331)

A Citizen Science Trial to Assess Perception of Wild Penguin Welfare

open access: yesFrontiers in Veterinary Science, 2021
Wild penguins are facing increased threats to their populations and their welfare as a consequence of human activities. Understanding the perception of animal welfare is essential to identify ethical concerns related to the negative impact of ...
Rafael Freire   +4 more
doaj   +1 more source

Sexual and geographic dimorphism in northern rockhopper penguins breeding in the South Atlantic Ocean [PDF]

open access: yes, 2020
The Endangered northern rockhopper penguin Eudyptes moseleyi, like all penguins, is monomorphic, making sex determination of individuals in the field challenging.
Bond, AL   +4 more
core   +1 more source

Micromelia in Little Penguins (Eudyptula minor) [PDF]

open access: yesJournal of Avian Medicine and Surgery, 2006
Two cases of unilateral micromelia are described in wild juvenile little penguins (Eudyptula minor). The first bird was found at San Remo, Phillip Island, Victoria, Australia. The bird's left flipper was reduced in length, and radiography demonstrated severe shortening and dysplasia of the humerus.
Raidal, S.R.   +3 more
openaire   +1 more source

Waddling on the Dark Side: Ambient Light Affects Attendance Behavior of Little Penguins [PDF]

open access: yes, 2016
Visible light on Earth largely comes from the sun, including light reflected from the moon. Predation risk is strongly determined by light conditions, and some animals are nocturnal to reduce predation.
Chiaradia, André   +4 more
core   +1 more source

Gluon and gluino penguin diagrams and the charmless decays of the b quark [PDF]

open access: yes, 1998
Gluon mediated exclusive hadronic decays of b quarks are studied within the standard model (SM) and the constrained minimally supersymmetric standard model (MSSM).
Abel, S A   +2 more
core   +2 more sources

Changes in diet and trophic position of a top predator 10 years after a mass mortality of a key prey [PDF]

open access: yes, 2012
After the disappearance of primary prey, seabirds exhibit gradually decreased breeding performance, and eventually the population size drops. Results are presented of an investigation into the diet of little penguins (Eudyptula minor) at Phillip Island ...
Chiaradia, L.D.   +3 more
core   +2 more sources

Fluctuation of Adelie penguin populations in two small rookeries of the Syowa Station area, Antarctica

open access: yesAntarctic Record, 1981
The fluctuation of the Adelie penguin population was investigated at the Ongulkalven rookery (69°01'S, 39°26'E) and the Mame-zima rookery (69°01'S, 39°29'E) near Syowa Station (69°00'S, 39°35'E), Antarctica.
Takao Hoshiai   +2 more
doaj   +1 more source

Time-lapse imagery of Adélie penguins reveals differential winter strategies and breeding site occupation. [PDF]

open access: yesPLoS ONE, 2018
Polar seabirds adopt different over-wintering strategies to survive and build condition during the critical winter period. Penguin species either reside at the colony during the winter months or migrate long distances. Tracking studies and survey methods
Caitlin Black   +4 more
doaj   +1 more source

Fraction distribution and dynamic cycling of phosphorus in lacustrine sediment at Inexpressible Island, Antarctica

open access: yesEnvironment International, 2022
Phosphorus (P) chemistry and its dynamic cycling are essential for understanding aquatic primary productivity and ecosystem structure. However, there is a lack of knowledge on P chemistry in pristine aquatic ecosystems, such as in Antarctica.
Zhangqin Zheng   +8 more
doaj   +1 more source

The Effect of Regulating Zoo Visitor-Penguin Interactions on Zoo Visitor Attitudes

open access: yesFrontiers in Psychology, 2019
Understanding visitor attitudes toward zoo animals can inform the way zoos manage visitor-animal interactions by identifying the factors that may influence visitors and the way visitors interact with animals.
Samantha J. Chiew   +4 more
doaj   +1 more source

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