Top 10 new species - in pictures

Darwin's Bark Spider ( Caerostris darwini ) Spins a silk that is 10 times stronger than Kevlar, researchers found one 25m wide web that spanned a river Photograph: Matjaž Kuntner/Scientific Research Centre of the Slovenian Academy of Sciences and Arts Eternal light mushroom ( Mycena luxaeterna ) There are 71 known species of bioluminescent fungus, this one was found near Sao Paulo, Brazil Photograph: Cassius V. Stevani Bacterium ( Halomonas titanicae ) This rust-eating bacterium was discovered on the wreck of the Titanic Photograph: RMS Titanic Inc. Northern Sierra Madre Forest Monitor Lizard ( Varanus bitatawa ) This tree dwelling frugivore can grow to 2m in length and likes to eat the fruit of the Pandanus tree. It in turn is eaten by the indigenous tribes of the Philippines Photograph: A. C. Diesmos/National Museum of the Philippines Pollinating Cricket ( Glomeremus orchidopilus ) Found on the island of Réunion in the Mascarene Islands, this is the only cricket known to pollinate a flower, in this case the endangered orchid Angraecum cadetii Photograph: Sylvain Hugel/Université de Strasbourg Walter's Duiker ( Philantomba walteri ) This member of the Antelope species was discovered in a bushmeat market in West Africa. They measure around 40cm at the shoulder Photograph: Yann Le Bris King Tyrant Leech ( Tyrannobdella rex ) Found in the upper reaches of the Amazon, they have eight teeth. They were first discovered in the nose of Peruvian girl who had been bathing in the Amazon Photograph: PLoS ONE Underwater Mushroom ( Psathyrella aquatica ) Found in the Rogue River, Oregon, it is the first discovery of a gilled mushroom that fruits underwater Photograph: Robert Coffan Jumping Cockroach ( Saltoblattella montistabularis ) Has leaping skills similar to that of a grasshopper, discovered near Cape Town, South Africa Photograph: Mike Picker/University of Cape Town Pancake Batfish ( Halieutichthys intermedius ) Only known to exist in the Gulf of Mexico, so its survival is under threat due to the 2010 BP oil spill Photograph: Prosanta Chakrabarty/Louisiana State University