Podiceps auritus
National Institutes of Health
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Abstract In March 2011, a predator killed 33 hooded grebes, Podiceps gallardoi Rumboll (Podicipedidae), a critically endangered…
La tasa actual de extincion de especies ha aumentado al menos dos ordenes de magnitud respecto a los valores historicos del…
Presentamos datos actualizados sobre la distribucion de 20 especies de aves del Ecuador, 16 de estas registradas por primera…
Red-necked grebes (Podiceps grisegena) are piscivorous waterbirds that breed on freshwater lakes in northwestern Canada and stop…
Abstract Group breeding is perplexing, because individuals incur density-dependent fitness costs to breed in groups, yet no…
Competition between large-bodied fish and waterbirds for aquatic invertebrates is well documented in oligotrophic lakes. Recent…
From 1995 to 1998 seven cases of prolonged incubation of unhatchable eggs by Red-necked Grebes (Podiceps grisegena) were observed…
In the Red-necked Grebe (Podiceps grisegena), breeding pairs use both overt aggression and ritualistic behavior to defend…
In Red-necked Grebes Podiceps grisegena breeding on fish-ponds in SE Poland, mates contributed equal parental effort as long as…
In a previous publication (Abdel-Malek, 1952) a new species of echinostome cercaria, Cercaria chandleri, and its redial stage in…