Results 91 to 100 of about 26,721 (189)

Strong purifying selection in endogenous retroviruses in the saltwater crocodile (Crocodylus porosus) in the Northern Territory of Australia

open access: yesMobile DNA, 2012
Background Endogenous retroviruses (ERVs) are remnants of exogenous retroviruses that have integrated into the nuclear DNA of a germ-line cell. Here we present the results of a survey into the ERV complement of Crocodylus porosus, the saltwater crocodile,
Chong Amanda Yoon-Yee   +3 more
doaj   +1 more source

Color and Near‐Infrared Reflectance Covary in Distinct Ways Across Taxa [PDF]

open access: yesEcol Evol
Solar reflectance across ultraviolet, visible, and near‐infrared wavelengths was analyzed in integuments and eggs of 322 species. We found consistent positive correlations between UV and visible reflectance, while visible‐NIR associations varied across taxa, with differences in baseline reflectance suggesting structural or compositional influences ...
Goldenberg J   +13 more
europepmc   +2 more sources

Number of species possessing a particular TSP across families and genera of Crocodylia. [PDF]

open access: yes, 2014
aTSPs that are translated from nucleotide sequences (last column), and that are observed among species with the same or different genera of Crocodylia.bTotal number of species possessing the correspondent TSP.cNumber of species within the following ...
Damien P. Higgins (519607)   +4 more
core   +1 more source

Data from: A time-calibrated species tree of Crocodylia reveals a recent radiation of the true crocodiles [PDF]

open access: yes, 2011
True crocodiles (Crocodylus) are the most broadly distributed, ecologically diverse, and species-rich crocodylian genus, comprising about half of extant crocodylian diversity and exhibiting a circumtropical distribution. Crocodylus traditionally has been
Oaks, Jamie R
core   +1 more source

HERPETOFAUNAL REMAINS (ANURA, CROCODYLIA, TESTUDINES, SQUAMATA) FROM THE LATE MIOCENE OF THE CREVILLENTE AREA (SE SPAIN): PALAEOBIOGEOGRAPHICAL AND PALAEOECOLOGICAL IMPLICATIONS

open access: yesRivista Italiana di Paleontologia e Stratigrafia
In the present work we describe the palaeoherpetofaunal remains from the Crevillente 2 (MN11) and Crevillente 15 (MN12) sites (Crevillente, Alicante, Spain), which is a key area for understanding the faunal turnovers during the Late Miocene. Crevillente
Rafael Marquina Blasco   +3 more
doaj   +1 more source

Surveying death roll behavior across Crocodylia

open access: yesEthology Ecology & Evolution, 2019
The “death roll” is an iconic crocodylian behaviour, and yet it is documented in only a small number of species, all of which exhibit a generalist feeding ecology and skull ecomorphology. This has led to the interpretation that only generalist crocodylians can death roll, a pattern which has been used to inform studies of functional morphology and ...
Stephanie K Drumheller   +3 more
openaire   +2 more sources

Cocodrilos (Archosauria: Crocodylia) de la región neotropical [PDF]

open access: yes
Crocodylia [Gmelin, 1789], originalmente Crocodili, es un orden con distribución circuntropical, aunque algunas especies actualmente ocupan áreas cálidas de la zona temperada. Los cocodrilos vivientes tienen sus ancestros en los protosuchios del triásico
Rodríguez M., Miguel A.
core  

Datos zoo-geográficos y ecológicos sobre los Crocodylia y Testudinata de los ríos Amazonas, Putumayo y Caquetá

open access: yesCaldasia, 1960
En 1958, el Dr. José Pablo Leyva, director del Instituto de Ciencias Naturales, organizó esta expedición con el fin de estudiar las condiciones geográficas y ecológicas de los ríos mencionados en el título, conocer esas regiones y establecer su ...
Medem Fred
doaj  

ASPECTOS ECOLÓGICOS DEL CAIMÁN LLANERO (CROCODYLUS INTERMEDIUS GRAVES, 1819) EN UN SUBAREAL DE DISTRIBUCIÓN EN EL DEPARTAMENTO DE ARAUCA (COLOMBIA)

open access: yesRevista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales
Se presentan datos relativos a la ecología y el comportamiento de Crocodylus intermedius en los ríos Cravo Norte, Ele, Lipa, Casanare y el Caño Matepalma. Se establecen diferencias en el comportamiento de los adultos y el cuidado del nido y de las crías.
Olga Patricia Bonilla Centeno   +1 more
doaj   +1 more source

Primer registro de Crocodylus moreletii (Reptilia: Crocodylia) para Hidalgo, México

open access: yesRevista Mexicana de Biodiversidad, 2013
Presentamos el primer registro del cocodrilo de pantano Crocodylus moreletii para el estado de Hidalgo, México. El ejemplar fue cazado por lugareño en un estero cercano al río de la comunidad de Congreso Permanente Agrario, a 13 km al E de Huejutla, a ...
Sol de Mayo Araucana Mejenes   +1 more
doaj   +1 more source

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