Insect Winter Adaptation

How Do Bugs Survive? Hibernate produce glyceraol (natural antifreeze)Hibernate produce glyceraol (natural antifreeze) Hide outHide out Produce eggsProduce eggs Eggs grow into larvaEggs grow into larva Simple body planSimple body plan Overwhelming numbersOverwhelming numbers

Where do bugs survive? 1. In your house –Warm –Protection from predators –No drastic temp changes –Permanent Indestructible House

2.Dead Trees –Insulation –Protection From Predators –Food 3. Leaf Litter –Insulation 4. Soil –Insulation

5 Plant Galls - plant growth in response to presence of an insect egg or larva Good A) No energy used by bug B) Food source C) Protection from predators D) Winter Home

Types of GallsTypes of Galls GoldenrodGoldenrod –Caused by a Fly Plant makes itPlant makes it

Pinecone WillowPinecone Willow –Looks like pinecones –Caused by a fly

Oak and Apple TreeOak and Apple Tree –Wasps larva on leaves

RaspberryRaspberry – Caused by a Wasp –Looks like a mini potato –Or spots on leaves

Plant Galls (Bad)Plant Galls (Bad) Predation – the more galls in an area the more susceptible they are to predation A. Wasps B. Birds – Late winter very little food High energy cost for high return C. People – Decoration, Accidental, Fish bait

Other Insect Adaptations Snow Scorpion Fly or Snow FleaSnow Scorpion Fly or Snow Flea –Stilt like legs for walking on snow

Winter Spiders Some are active to 25 degree FSome are active to 25 degree F Others will stay in silk lined “den” to stay warmOthers will stay in silk lined “den” to stay warm

Bugs Can Be Cool Too