Results 31 to 40 of about 34,935 (260)

Multiple paternity in reproduction of European eel Anguilla anguilla (L. 1758) by artificial mixing of different sperm in equal volumes

open access: yesAquaculture Reports, 2023
Because of its complex life cycle and due to multiple stress factors, the European eel is suffering a dramatic decline and has been declared Critically Endangered by the IUCN.
Ilaria Guarniero   +6 more
doaj   +1 more source

Supporting proactive management in the context of climate change: Prioritizaing range-shifting invasive plants based on impact [PDF]

open access: yes, 2020
Non-native, invasive plants are projected to shift their ranges with climate change, creating hotspots of risk where a multitude of novel species may soon establish and spread. The Northeast U.S. is one such hotspot. However, because monitoring for novel
Bradley, Bethany A   +2 more
core   +1 more source

From the Galalpagos to Tongariro: Recognizing and saving the most important places in the world [PDF]

open access: yes, 2009
Protected areas are one of the less glamorous areas of international environmental law. They are commonly overshadowed by what are perceived as much more dramatic topics, which capture the public attention to a much greater degree.1 This is a highly ...
Gillespie, Alexander
core   +1 more source

Future large hydropower dams impact global freshwater megafauna [PDF]

open access: yes, 2019
Dam construction comes with severe social, economic and ecological impacts. From an ecological point of view, habitat types are altered and biodiversity is lost.
Berlekamp, Juergen   +5 more
core   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Population size, habitat and conservation status of an Endangered species, Macrozamia johnsonii (Zamiaceae) [PDF]

open access: yes, 2013
Macrozamia johnsonii D. Jones & K. Hill is a locally endemic cycad (family Zamiaceae) with a restricted occurrence in north-eastern New South Wales and currently listed as Endangered.
Binns, Doug L., Meek, P.
core  

Morpho‐functional analyses of the jaw apparatus in the Blue‐and‐yellow Macaw (Ara ararauna, Psittaciformes, Aves): Adaptations to feeding behavior

open access: yesThe Anatomical Record, EarlyView.
Abstract Macaws are renowned for processing dry, mechanically resistant fruits, yet the species‐level anatomical and functional correlates of this performance remain incompletely resolved. We examined the feeding apparatus of the Blue‐and‐yellow Macaw (Ara ararauna) using an integrated approach that combines osteology, myology, and bite‐force estimates
Sérgio R. Posso   +2 more
wiley   +1 more source

An introduction to ethical consideration in international environmental law [PDF]

open access: yes, 2010
The purpose of this chapter is to give the reader an overview of where some of the ethical debates in international environmental law are currently found.
Gillespie, Alexander
core   +1 more source

The influence of rivers on seabird foraging ecology

open access: yesBiological Reviews, EarlyView.
ABSTRACT Rivers act as vital arteries to the world's oceans, delivering fresh water and nutrients that sustain marine ecosystems. Globally, river flow increasingly is being altered by climate change and anthropogenic pressures; yet the significance of rivers to predatory marine species, such as seabirds, and the extent to which river‐related changes ...
Julia B. Morais   +2 more
wiley   +1 more source

Carnívoros invasores en Patagonia: Definiendo prioridades para su manejo usando el visón americano (Neovison vison) como caso de estudio [PDF]

open access: yes, 2014
El visón Americano es una especie introducida con una amplia distribución en Patagonia y por su comportamiento de forrajeo es el carnívoro invasor con el mayor potencial para afectar a la biodiversidad en la región. La información disponible acerca de la
Fasola, Laura   +1 more
core  

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