Results 11 to 20 of about 33,757 (146)

Effects of landscape fragmentation on floodplain fishes as revealed by species-habitat networks. [PDF]

open access: yesConserv Biol
Abstract How species interact with habitat patches is influenced primarily by habitat configuration (e.g., connectivity) and species’ functional traits. As levels of fragmentation increase, identifying the intricate connections between these components is crucial for biodiversity conservation.
Zhang C   +8 more
europepmc   +2 more sources

Forest Guardians: The Role of Dense Forests and Water Networks in Supporting Lowland Tapir (<i>Tapirus terrestris</i>) Populations in the Orinoquia Region of Colombia. [PDF]

open access: yesEcol Evol
Our study reveals that lowland tapir (Tapirus terrestris ) occupancy in Colombia's Orinoquia region is strongly influenced by dense forests and proximity to water bodies, while anthropogenic factors such as pastures and road networks negatively impact their presence.
Alviz Á   +3 more
europepmc   +2 more sources

Evolution of research on global amphibian declines. [PDF]

open access: yesConserv Biol
Abstract In the late 1980s, the scientific community became aware of severe, enigmatic amphibian population declines. These declines triggered a wave of research focused on quantifying their extent and identifying key drivers. We used text‐analysis techniques, including topic modeling and geoparsing, to examine the evolution of research focused on ...
Crawford-Ash J   +6 more
europepmc   +2 more sources

Systematic conservation prioritization with the prioritizr R package. [PDF]

open access: yesConserv Biol
Abstract Plans for expanding protected area systems (prioritizations) need to fulfill conservation objectives. They also need to account for other factors, such as economic feasibility and anthropogenic land‐use requirements. Although prioritizations are often generated with decision support tools, most tools have limitations that hinder their use for ...
Hanson JO   +7 more
europepmc   +2 more sources

Human disturbance modifies the identity and interaction strength of mammals that consume Attalea butyracea fruit in a neotropical forest

open access: yesAnimal Biodiversity and Conservation, 2021
La alteración antrópica modifica el tipo de mamíferos que consumen frutos de Attalea butyracea en una selva neotropical y la intensidad con que lo hacen La pérdida del hábitat y la caza son dos de las principales causas de la disminución de mamíferos ...
C. M. Delgado–Martínez, E. Mendoza
doaj   +1 more source

Fragmentación de la Red Natura 2000 por infraestructuras viarias de transporte en Mallorca

open access: yesCuadernos de Investigación Geográfica, 2017
La fragmentación de hábitats está considerada como una de las principales causas de la actual crisis de biodiversidad. Particularmente, la presencia de infraestructuras lineales de transporte representa una de las principales causas de la fragmentación ...
R. Rosselló-Melis, J. Lorenzo-Lacruz
doaj   +1 more source

Alondra ricotí – Chersophilus duponti (Vieillot, 1820) [PDF]

open access: yes, 2016
Aves - Orden Passeriformes - Familia Alaudidae en la Enciclopedia Virtual de Vertebrados Españoles, http://www.vertebradosibericos.org/.A comprehensive review of the natural history of the Dupont’s Lark Chersophilus duponti in Spain.Peer ...
Barrero, Adrián   +3 more
core   +1 more source

Efectivos poblacionales de la Rana ágil (Rana dalmatina) y uso del hábitat reproductor en Navarra [PDF]

open access: yesMunibe Ciencias Naturales, 2002
La población navarra de Rana dalmatina se encuentra fragmentada en 4 núcleos incomunicados, con baja disponibilidad de humedales para la reproducción (entre 2 y 15 por área). La población de hembras adultas fluctúa anualmente entre 1000 y 1500 individuos,
GOSA, Alberto
doaj  

APORTE DE LOS HÁBITOS DE CRECIMIENTO NO ARBÓREOS A LA DIVERSIDAD DE ROBLEDALES EN LA CORDILLERA ORIENTAL, COLOMBIA

open access: yesActa Biológica Colombiana
Estudios florísticos desarrollados en bosques, suelen enfocarse en plantas leñosas con diámetro a la altura del pecho (DAP)≥2,5 cm, por lo que componentes no arbóreos, importantes en la composición y estructura de los bosques, son excluidos del muestreo
Heidy Caterine Caro-Ayala   +4 more
doaj   +1 more source

Habitat loss and fragmentation: effect on species conservation [PDF]

open access: yes, 2006
La pérdida y fragmentación del hábitat está considerada como una de las causas principales de la actual crisis de biodiversidad. Los procesos responsables de esta pérdida son múltiples y difíciles de separar (pérdida regional de hábitat, insularización ...
Santos Martínez, Tomás   +1 more
core   +1 more source

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