The blue coloring of L. laevigata may warn potential predators of toxicity. Like other seastars, the blue seastar can use autonomy, or self-severance of a limb, to escape predation. Body parts lost to predators are regenerated.
- Rideout, R. 1975. Toxicity of the asteroid Linckia laevigata (L.) to the damselfish Dascyllus aruanus (L.). Micronesica, 11: 153-154.