brevipinguis makes it difficult to say for sure that it is indeed the smallest. At the time of both studies, the authors proposed that the fish could also be the world’s smallest vertebrate.

Birds Eye have created the world’s smallest fish finger sandwich- which even comes with a tiny dollop of ketchup. The microscopic meal, created with the help of miniatures artist Nadia Michaux ...

which is possibly the smallest vertebrate fossil animal known from Queensland—Palaeospondylus australis. Details about this ancient fish, found in the Georgina Basin (west of Boulia and close to ...