Loss of Escape-Related Giant Neurons in a Spiny Lobster, Panulirus argus

What is it about?

Lots of crustaceans have a specialized set of neurons to create a fast escape from threats. Spiny lobsters don't have these neurons.

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Why is it important?

Fast escape responses in crayfish and lobsters are very well understood, and seem to be very useful for animals that can do them. That spiny lobsters - which generally look like crayfish and clawed lobsters - would not have the neurons to make fast escape responses is surprising,