Results 1 to 10 of about 12,626 (267)

Purification, Conformational Analysis and Cytotoxic Activities of Host-Defense Peptides from the Giant Gladiator Treefrog Boana boans (Hylidae: Hylinae) [PDF]

open access: yesAntibiotics, 2023
Frogs from the extensive amphibian family Hylidae are a rich source of peptides with therapeutic potential. Peptidomic analysis of norepinephrine-stimulated skin secretions from the Giant Gladiator Treefrog Boana boans (Hylidae: Hylinae) collected in ...
J. Michael Conlon   +6 more
doaj   +2 more sources

Simultaneous Detection of Missing Amphibians and Their Fungal Pathogen in a Biodiversity Hotspot Using eDNA. [PDF]

open access: yesMol Ecol
ABSTRACT Since the 1970s, striking amphibian declines in population abundances and presumed extinctions have been recorded globally. The chytrid fungus Batrachochytrium dendrobatidis (Bd) is one of the key drivers of these declines. To investigate the potential role of Bd in the decline of Brazil's amphibians, we first used eDNA metabarcoding to survey
Lopes CM   +7 more
europepmc   +2 more sources

Hatching Plasticity in Captive-Bred Pickersgill's Reed Frog, Hyperolius pickersgilli (Raw 1982). [PDF]

open access: yesZoo Biol
Husbandry methods should avoid disturbing Pickersgill's reed frog, Hyperolius pickersgilli (Raw, 1982) clutches to increase survival of the tadpoles. ABSTRACT The Pickersgill's reed frog, Hyperolius pickersgilli (Raw 1982), is an Endangered frog species endemic to a narrow central coastal region of KwaZulu‐Natal, South Africa.
Randera AS   +3 more
europepmc   +2 more sources

Histological and Gene Expression Analyses of the Arm and Finger Macroglands of Two Hyloxalus Frogs (Dendrobatidae). [PDF]

open access: yesMol Ecol
ABSTRACT Chemical communication during courtship is well documented in salamanders and newts, but its role in frogs is less understood. In some Neotropical poison frogs, males exhibit specialised mucous glands (SMGs) in the hand integument that express high levels of sodefrin precursor‐like factors (SPFs), an amphibian pheromone. Some species also show
Abondano Almeida D   +4 more
europepmc   +2 more sources

List of anurans (Amphibia: Anura) from the rural zone of the municipality of Maringá, Paraná state, southern Brazil [PDF]

open access: yesCheck List, 2014
We report the anurans of four locations at the rural zone from municipality Maringá, Paraná state, Brazil. Specimens were registered by acoustic and direct visual search.
Igor Affonso   +5 more
doaj   +3 more sources

Hypsiboas caingua (Carrizo, 1990) (Amphibia: Anura: Hylidae): geographic distribution with a new state record in Brazil [PDF]

open access: yesCheck List, 2012
Hypsiboas caingua (Hylidae) is found in northeastern Argentina, in eastern Paraguay, and in Brazil is known only from the southeastern and southern states of São Paulo and Rio Grande do Sul.
Gilberto Filho, André Lima
doaj   +3 more sources

Fish and amphibians as bat predators [PDF]

open access: yes, 2015
Although bats (Chiroptera) belong to the most diverse mammalian orders, study of diversity of their natural predators has been seriously neglected for a long time.
Mikula, Peter
core   +3 more sources

Species Limits and Phylogeography of North American Cricket Frogs (Acris: Hylidae) [PDF]

open access: yes, 2008
Cricket frogs are widely distributed across the eastern United States and two species, the northern cricket frog (Acris crepitans) and the southern cricket frog (A. gryllus) are currently recognized. We generated a phylogenetic hypothesis for Acris using
Berendzen, Peter B.   +4 more
core   +2 more sources

The Cuban Treefrog (Osteopilus septentrionalis) in Florida

open access: yesEDIS, 2010
Revised! WEC218, an 8-page fact sheet by Steve A. Johnson, describes this member of the frog family Hylidae which is invasive to Florida, how to identify it, its ecology and natural history, its impact in Florida, and what homeowners can do to manage ...
Steve A. Johnson
doaj   +5 more sources

Ecology of the Squirrel Treefrog (Hyla squirella) in Southern Arkansas [PDF]

open access: yes, 2014
We conducted an ecological study of the Squirrel Treefrog, Hyla squirella near El Dorado, Union Co., Arkansas from May-Oct. 2013. We extended the known distribution by ~2 km and documented the first breeding occurring on 28 May and the first ...
Bursey, C. R.   +4 more
core   +3 more sources

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