To cross-stitch your nudibranch, you need to make a small cross of embroidery thread to match every ... is to count how many squares there are of the same colour on the pattern in a given direction.

Some species of nudibranch ... actually a type of sea slug. These one-centimetre-long creatures belong to a group known as the dorid nudibranchs. In the video below, Museum scientist Dr Suzanne ...

Monterey Bay Aquarium Research Institute (MBARI) scientists have discovered a new nudibranch species ... Most nudibranchs, ...

And they come in a gleeful variety of colors and shapes, though there are two main ... Each nudibranch, after its roll in the sea sponge, will then lay egg masses: orange, yellow, blue or pink ...