Field surveys along habitat gradients revealed differences in herpetofauna assemblage in Margalla Hills National Park, Islamabad, Pakistan.

This study was conducted to see whether herpetofaunal assemblage differed amongst hiking trails, undisturbed forest and urban areas within the Margalla Hills National Park, Islamabad Capital Territory, Pakistan. Circular plot area-constrained searches (45 plots in each habitat, each plot with an area of 25 m) were used from March 2018 to July 2019. We recorded seven amphibian species, nine lizard species and six snake species.

An unusual cause of pain in the right hypochondrium.

Choledochal cyst is an uncommon anomaly of the biliary system. It manifests by cystic dilation of the extra or intrahepatic biliary tract or both. Three cases of choledochal cysts are reported, who had presented with pain in right hypochondrium.