Once the parasitoid larva hatches from the egg it will kill and consume the larva of the gall wasp.
In 2005 some adventurous members explored the submarine ocelot in dry dock at Chatham, successfully negotiating all the hatches.
Personally I don't think it looks good, that they've adopted a siege mentality and battened down the hatches.
With a steel doorway reminiscent of the bulkhead hatches on ships the room has a true submariner 's feel.
Rule Ii.-Damage By Jettison And Sacrifice For The Common Safety Damage done to a ship and cargo, or either of them, by or in consequence of a sacrifice made for the common safety, and by water which goes down a ship's hatches opened, or other opening made for the purpose of making a jettison for the common safety, shall be made good as G.A.