Parasitology Research Group, Centre for Communicable Diseases, ICDDR,B, Dhaka, Bangladesh To investigate the prevalence of gastrointestinal parasites of calves, 450 feacal samples were collected from Mirsarai Upazilla of Chittagong District of Bangladesh during the period from 2011 to 2012. Fecal samples of calves aged up to 6 months of three different genotypes were examined for gastrointestin...

The seasonal incidence of gastro-intestinal helminths and of Oestrus ovis was determined by slaughter of successive groups of 4 tracer lambs, each exposed on pasture for 33 days. Haemonchus contortus was present from March 1979 to early July 1979, with a generally increasing percentage of 4th stage larvae in each successive month. A "spring rise" in the egg count was seen in flock sheep in Octo...

En este estudio se provee la primera evidencia de comunicación acústica Podocnemis lewyana presentando los resultados grabaciones realizadas a individuos que estaban próximos eclosionar y post eclosionados hasta dos meses edad una especie endémica Colombia. Se encontró un repertorio vocal conformado por 7 tipos sonidos varían pulsos con bandas armónicas no armónicas, tonos simples agudos, frecu...

Aim: To study the prevalence of gastrointestinal parasites in sheep and goats of Mathura region. Materials and Methods: A total of 240 faecal samples collected from three different farms were examined by direct smear, Willi's floatation and sedimentation techniques. Quantitative examination was done by McMaster's technique. Results: Out of 240 samples processed 165 samples were found positive f...

Seventy-five turtles Podocnemis expansa in the Brazilian Amazon were examined for the presence of ectoparasites and hemoparasites. Samplings were performed in three study areas in the state of Tocantins, Brazil. Twenty-five specimens were sampled per study area (a commercial breeding facility, an indigenous subsistence breeding facility and a wild population of the Javaés River). Hemoparasites ...