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13

Defense and Attack Strategies
and Mechanisms in Biology

Julian F.V. Vincent

CONTENTS
13.1 Introduction ...................................................................................................................................... 342
13.2 Acoustics .......................................................................................................................................... 343
13.2.1 Blast Wave Projector......................................................................................................... 343
13.2.2 Infrasound.......................................................................................................................... 343
13.2.3 Squawk Box....................................................................................................................... 343
13.3 Antilethal devices............................................................................................................................. 344
13.3.1 Body Armor....................................................................................................................... 344
13.3.2 Passive Camouflage........................................................................................................... 346
13.3.3 Warning Coloration........................................................................................................... 346
13.3.4 Active Camouflage ............................................................................................................ 347
13.3.5 Translucent Camouflage.................................................................................................... 348
13.3.6 Reflecting Camouflage ...................................................................................................... 349
13.3.7 Motion Camouflage ........................................................................................................... 349
13.3.8 False Target Generation .................................................................................................... 350
13.4 Barriers ............................................................................................................................................. 350
13.4.1 Slick Coating ..................................................................................................................... 350
13.4.2 Sticky Coating ................................................................................................................... 350
13.4.3 Sticky Foam....................................................................................................................... 352
13.4.4 Rope................................................................................................................................... 352
13.4.5 Smoke ................................................................................................................................ 353
13.4.6 Stakes................................................................................................................................. 353
13.5 Biotechnicals .................................................................................................................................... 353
13.5.1 Hypodermic Syringe or Dart............................................................................................. 353
13.5.2 Neuro-Implant.................................................................................................................... 354
13.5.3 Pheromones........................................................................................................................ 355
13.6 Elastic Mechanisms.......................................................................................................................... 355
13.7 Electrical........................................................................................................................................... 356
13.7.1 Stun Gun............................................................................................................................ 356
13.8 Entanglers......................................................................................................................................... 357
13.8.1 Bola.................................................................................................................................... 357
13.8.2 Cloggers............................................................................................................................. 358
13.9 Projectile........................................................................................................................................... 358
13.9.1 Water Stream..................................................................................................................... 358

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