A plethora of studies have offered crucial insights in the phylogeographic status of Western
Palearctic bird species. However, an overview integrating all this information and analyzing …

Abstract The European Robin Erithacus rubecula is currently treated as a single species
with eight subspecies. A previous molecular study and new molecular, morphometric and …

An endangered subspecies of the African houbara bustard, the Canarian houbara
(Chlamydotis undulata fuertaventurae), is endemic to the Canary Islands off southern …

Sperm swimming performance affects male fertilization success, particularly in species with
high sperm competition. Understanding how sperm morphology impacts swimming …

The Lesser Whitethroat Sylvia curruca complex has a wide distribution in the east and west
Palaearctic and comprises phenotypically very similar, but genetically distinct forms. In order …

El anillamiento científico de aves es una técnica de estudio con más de un siglo de historia
que, probablemente, ha contribuido como ninguna otra metodología al conocimiento de la …

This study reveals the existence of 17 endemic and 6 near-endemic species in the
Palearctic Continental North Africa. They represent about 12% of the 192 terrestrial breeding …

An endangered subspecies of the African houbara bustard, the Canarian houbara
(Chlamydotis undulata fuertaventurae), is endemic to the Canary Islands off southern …