The blue glaucus is the prettiest slug in the sea. The blue glaucus ... delighting park-goers with its beautiful plumes. Mandarin ducks are sexually dimorphic, which means the males and females ...

What exactly is this unusual blue sea creature? Get to know one of the more unusual members of the sea slug family in our ...

Blue sea slugs were believed to prey on the Portuguese man-of-war, which contains highly poisonous nematocysts, and uses the nematocysts for defense by incorporating them into the tips of its lateral ...