When threatened by a predator such as a spiny lobster, the sea hare releases a cloud of ink and an opaque white secretion known as opaline. Derby and his colleagues determined that the viscous ...

Sea hares are not the favourite food choice of ... However, while much is known about the consequences of purple ink secretion, how the whitish and viscous opaline outsmarts a potential predator ...

When attacked by predatory spiny lobsters, sea slugs (also known as sea hares) release an inky secretion, termed ink and opaline, from a pair of glands. The new findings show that Aplysia's ...