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A flesh burrowing parasitic isopod, Ichthyoxenus fushanensis, was found infecting the body cavity of a freshwater fish, Varicorhinus bacbatulus, in pairs. The marked sexual size dimorphism, with much larger females than males, and the presence of penes vestige on mature females suggest a protandrous sex change in I. fushanensis. Here we investigate the(More)
Sesarmops intermedium de Haan (1835) is a semi-terrestrial crab inhabiting the areas around a forest creek at Heng-chun Peninsula in southern Taiwan. Small and large individuals excavate tunnels near the waterline, while those individuals with medium body size are more distant from the water. This unusual distribution pattern might reflect the habitat(More)
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