The body of the horseshoe crab can be divided into three parts: prosoma (carapace), opisthosoma (abdomen) and telson (tail). They leave three parallel traces on the mudflat when they are crawling on it. The main difference between the Chinese horseshoe crab (Tachypleus tridentatus (TT)) and the mangrove horseshoe crab (Carcinoscorpius rotundicauda (CR)) is that TT … Continue reading Which horseshoe crab species is this?