Zygogynum New Species from Sarawak A new species of Zygogynum thought to occur only on the eastern side of the Wallace line, has been discovered in Sarawak. https://doi.org/10.1007/s12225-022-10041-4 Tiger Leeches Soil moisture is the main feature governing the locations of leeches. Tiger leeches were found in lower elevations, while Brown leeches were