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Article
Courtney L. Pike, Auteur ; Barbara Kofler, Auteur ; Heinz Richner, Auteur ; Sabine Tebbich, AuteurIn the Galapagos Islands, many endemic landbird populations are declining due to habitat degradation, food availability, introduced species and other factors. Given nestlings typically lack efficient defense mechanisms against parasites, hematop[...]
Article
Eileen Heyer, Auteur ; Arno Cimadom, Auteur ; Christian Wappl, Auteur ; Sabine Tebbich, AuteurDans Ibis (163(1) 2021)The parental food compensation hypothesis suggests that parents may compensate for the negative effects of parasites on chicks by increased food provisioning. However, this ability differs widely among host species and may also depend on ecologi[...]
Article
Nikolaus Filek, Auteur ; Arno Cimadom, Auteur ; Christian H. Schulze, Auteur ; Heinke Jäger, Auteur ; Sabine Tebbich, AuteurIn recent decades, arboreal Darwin’s Finches have suffered from a dramatic population decline, which has been attributed to parasitism by the invasive botfly Philornis downsi. However, changes to their primary habitat caused by invasive plant sp[...]
Article
Michael Dvorak, Auteur ; Erwin Nemeth, Auteur ; Beate Wendelin, Auteur ; Patricio Herrera, Auteur ; Denis Mosquera, Auteur ; David Anchundia, Auteur ; Christian Sevilla, Auteur ; Sabine Tebbich, Auteur ; Birgit Fessl, AuteurOn Floreana, the smallest inhabited island in the Galápagos, populations of several species of birds have either been extirpated or, based on anecdotal evidence and small-scale surveys, are declining. Our objective, therefore, was to conduct a c[...]
Article
Feeding and nesting requirements of the critically endangered Mangrove Finch Camarhynchus heliobates
Birgit Fessl, Auteur ; Abraham D. Loaiza, Auteur ; Sabine Tebbich, Auteur ; H. Glyn Young, AuteurThe critically endangered Mangrove Finch (Camarhynchus heliobates) is a habitat specialist restricted to mangroves, with a global population size of about 100 individuals. Due to its extremely limited geographic range and low dispersal capabilit[...]
