Results 61 to 70 of about 787,579 (297)
Mammals are among the most important species for ecosystems dynamics and functioning (Sinclair 2003, Schipper et al. 2008). However, they are currently threatened worldwide, with nearly 25% of all species under risk (Schipper et al. 2008).
Juan S. Jiménez-Alvarado +6 more
doaj +1 more source
Low overall haemosporidian occurrence (3.4%; 13/383). Unexpected high lineage diversity (10 new host–parasite interactions). Novel Leucocytozoon lineage (GYPBAR01) in all European vultures except the griffon vulture. Plasmodium relictum (lineage SGS1) in adult red kites.
Pilar Oliva‐Vidal +5 more
wiley +1 more source
First confirmed record of Catharus ustulatus (Nuttall, 1840), Swainson’s Thrush (Passeriformes, Turdidae), in Paraguay [PDF]
Catharus ustulatus (Nuttall, 1840) (Swainson’s Thrush), a long-distance migratory songbird, spends its nonbreeding period primarily in northwestern South America and has been listed hypothetically in Paraguay.
Pablo M. Avidad +4 more
doaj +3 more sources
Petrología aplicada a la Conservación del Patrimonio [PDF]
4 páginas. Ed. Miguel Ángel Rogerio Candelera y Cesáreo Sáiz Jiménez. Primera Reunión de la Red de Ciencia y Tecnología para la Conservación del Patrimonio (Madrid, 28-29 de junio de 2011).El grupo de Petrología Aplicada a la Conservación del Patrimonio (
Fort González, Rafael +8 more
core
Lifetime glucocorticoid profiles in baleen of right whale calves: Potential relationships to chronic stress of repeated wounding by Kelp Gulls [PDF]
Baleen tissue accumulates stress hormones (glucocorticoids, GC) as it grows, along with other adrenal, gonadal and thyroid hormones. The hormones are deposited in a linear fashion such that a single plate of baleen allows retrospective assessment and ...
Ajó, Alejandro A. Fernández +7 more
core +1 more source
El tapir centroamericano (Tapirella bairdii) es el mamífero más grande del Neotrópico, y se considera como una especie indicadora de la calidad de hábitat en los bosques tropicales.
Francisco Botello +5 more
doaj +1 more source
Estudio regional sobre las dimensiones sociales en el manejo de areas marinas protegidas: casos en Costa Rica, Nicaragua, Honduras y Panama [PDF]
Explora la percepción de las personas residentes en las comunidades costeras vinculadas a los espacios marinos protegidos en Honduras, Nicaragua, Costa Rica y Panamá.
Borrás, Marvin Fonseca +5 more
core
We have found evidence of behavioural barriers for both hybridization and disease transmission between European wildcats and domestic cats. This includes hierarchical interspecies exclusion enforced by wildcats, as well as sexual selection exerted by wildcat females.
Jose María Gil‐Sánchez +4 more
wiley +1 more source
Una revisión preliminar del estatus de conocimiento de los félidos argentinos [PDF]
En Argentina ocurren 10 especies de félidos silvestres (el 28% del total mundial). A pesar de que el Grupo de Especialistas en Félidos de la UICN ha clasificado como bueno el estado de conservación de los felinos argentinos, esta categorización utilizó ...
Lucherini, Mauro +2 more
core

