The Substitution of Fish Meal or Chicken Meal With Yeast Culture in Diets of Bullfrogs (Lithobates catesbeianus): Growth Performance, Serum Biochemical Indices, Intestinal Digestive Enzyme, Hepatic Antioxidant, and Hepatic and Intestinal Histology. [PDF]
Aquac NutrThe aim of this study was to reveal the effects of yeast culture replacing fish meal (FM) or chicken meal (CM) on the growth performance, serum biochemical indexes, intestinal digestive enzyme activities, hepatic antioxidant, and hepatic and intestinal ...
Chen YF +6 more
europepmc +2 more sources
Gastrointestinal parasites in bullfrogs (Lithobates catesbeianus) in aquaculture production units in the Mexican central highlands [PDF]
Revista Brasileira de Parasitologia Veterinária, 2023 In Mexico, intensive production of bullfrogs is one of the most important aquaculture activities, due to growing demand for their meat. Frogs can be hosts for several parasites that negatively affect their development and health.
Emmanuel Hernández-Valdivia +4 more
doaj +2 more sources
Chicken Meal as a Fishmeal Substitute: Effects on Growth, Antioxidants, and Digestive Enzymes in Lithobates catesbeianus. [PDF]
Animals (Basel)Simple Summary Fishmeal is a vital protein in aquafeed; however, its high cost and limited availability pose significant challenges. This study investigates the efficacy of chicken meal, an animal protein with a higher yield and lower cost, as a ...
Zhu B +5 more
europepmc +2 more sources
Diet and trophic niche of Lithobates catesbeianus (Amphibia: Anura) [PDF]
Zoologia (Curitiba), 2012 Lithobates catesbeianus (Shaw, 1802) is an invasive anuran introduced in Brazil that is associated with the displacement and the decline of populations of native species worldwide.
Peterson T. Leivas +2 more
doaj +4 more sources
Effect of parasitism of Lernaea cyprinacea on tadpoles of the invasive species Lithobates catesbeianus [PDF]
Heliyon, 2019 The introduction of invasive species is one of the greatest threats currently faced by natural ecosystems, causing ecological imbalances between native populations and transmission of a variety of diseases.
Z.A. Salinas +5 more
doaj +2 more sources
<i>Schizochytrium</i> Supplementation in Compound Feed: Effects on Growth, Metamorphosis, Intermediate Metabolism, and Intestinal Health of Bullfrogs (<i>Lithobates catesbeianus</i>). [PDF]
Antioxidants (Basel)Schizochytrium is often added to feed to enhance the growth and health of farmed animals, yet research on its effects on amphibians remains relatively scarce.
Ding H +6 more
europepmc +2 more sources
Bombardier beetles repel invasive bullfrogs [PDF]
PeerJ, 2022 Invasive non-native predators negatively affect native species; however, some native species can survive the predation pressures of invasive species by using pre-existing antipredator strategies or evolving defenses against invasive predators.
Shinji Sugiura, Tomoki Date
doaj +3 more sources
Evidence of niche shift and invasion potential of Lithobates catesbeianus in the habitat of Mexican endemic frogs. [PDF]
PLoS ONE, 2017 Invasive alien species are one of most severe threats to biodiversity and natural resources. These biological invasions have been studied from the niche conservatism and niche shifts perspective.
Jorge Luis Becerra López +5 more
doaj +2 more sources
Ciência Animal Brasileira, 2011 O presente trabalho teve como objetivo detectar a ocorrência de oocistos de Cryptosporidium spp. em raspagens da mucosa intestinal e amostras de fezes de rãs-touro (Lithobates catesbeianus, Shaw, 1802) em confinamento, na fazenda escola da Universidade ...
Aline Diniz Cabral +3 more
doaj +4 more sources
First records of the American bullfrog Lithobates catesbeianus (Shaw, 1802) in Slovenia
Natura Sloveniae, 2016 The American bullfrog Lithobates catesbeianus is one of the 100 worst alien species in the world. It has been introduced to several European countries. During our field search activities in May 2014 and June 2015, a male bullfrog advertisement call was ...
Nino Kirbiš +6 more
doaj +4 more sources