Results 191 to 200 of about 43,538 (233)

Avian influenza overview September-November 2025. [PDF]

open access: yesEFSA J
European Food Safety Authority   +15 more
europepmc   +1 more source

Wild Birds' Genetic Resources Bank: Feather Follicle Cell Culture as a Possible Source of Stem Cells. [PDF]

open access: yesMethods Protoc
Reis YGD   +7 more
europepmc   +1 more source
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Geology of Aves Island (Venezuela) and subsidence of Aves Ridge, Caribbean Sea

Marine Geology, 1984
Abstract Aves Island, the only outcrop of Aves Ridge above sea level, is a calcareous sand island on a beach-rock platform surrounded by a fringing reef. The highest part (3.72 m a.s.l.) consists of a storm terrace. A comparison of geological maps of the island in 1968 and 1983, revealed the following changes: (1) the southern storm terrace, a ...
C Schubert, M Laredo
openaire   +1 more source

Undersökning av tre sura asklager på Island

Geologiska Föreningen i Stockholm Förhandlingar, 1966
Abstract In connection with investigations of horizons with volcanic ash in Swedish peat-bogs (C. Persson 1966) three Icelandic dacitic to rhyodacitic ash layers have been investigated. These are Askja 1875 A.D., Hekla III about 870 B.C., and Hekla IV about 1880 B.C.
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Understanding the decline and extinction of monarchs (Aves) in Polynesian Islands

Biological Conservation, 2002
Understanding the decline and extinction of species has become critical to conservation biology. The five monarch species of the genus Pomarea, endemic to the southeastern Pacific, are all listed as threatened. Introduced mammals and birds are believed to be responsible for their rarefaction.
Jean-Claude Thibault   +3 more
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Complex plumages spur rapid color diversification in island kingfishers (Aves: Alcedinidae)

2022
Abstract Oceanic islands are cradles for diversity. Differences in predation pressures and lack of competition on islands are thought to drive both phenotypic and species diversification. While most work exploring these patterns has focused on life history, behavioral and morphological traits, many island species are uniquely colorful ...
Chad M. Eliason   +3 more
openaire   +1 more source

New Aethopyga Sunbirds (Aves: Nectariniidae) from the Island of Mindanao, Philippines

The Auk, 1997
-We describe a new species of sunbird, Aethopyga linaraborae, known from Mt. Mayo, Mt. Puting Bato, and Mt. Pasian, all part of an isolated range of mountains in eastern Mindanao, Philippines. It occurs commonly in mossy forest from about 1,200 m and above. We also describe a new subspecies of Apo Sunbird, Aethopyga boltoni tibolii, known from Mt. Busa
Kennedy, Robert S.   +2 more
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