Smallest organisms with mature females measuring as little as in standard length. This fish, a member of the carp family, has a translucent body and a head unprotected by a skeleton. The one of world's smallest fish based on the minimum size at maturity is "Schindleria brevipinguis" from Australia,their females reach it at 7 mm (0.28 in) and males at 6.5 mm (0.26 in), Males of "S. brevipinguis" have an average standard length of , a gravid female was . This fish, a member of the goby family,its first anal-fin ray further forward, under dorsal-fin 4. Male individuals of the anglerfish species
Smallest organisms chameleons ("B. minima"), 14–19 millimetres for male Mount d'Ambre leaf chameleons ("B. tuberculata") and 15–16 millimetres for male "B. micra", though females are larger. Of the aforementioned geckos, "S. ariasae" was first described in 2001 by the biologists Blair Hedges and Richard Thomas. This dwarf gecko is endangered and lives in Jaragua National Park in the Dominican Republic and on Beata Island ("Isla Beata"), off the southern coast of Hispaniola in the Dominican Republic. The world's smallest turtle is the speckled padloper tortoise ("Homopus signatus") from South Africa. The males measure , while females measure up to almost . The