Activity: Constructing A Food Web M. Stafford

Food Chains and Food Webs Cooper’s Hawk Food chain – a series of organisms that transfer food (energy) between trophic levels House Wren Oak beauty

Food web - a network of food chains representing the feeding relationships among organisms in an ecosystem Quercus Muhlenbergia Deer Grass Black Oak

Construct a Food Web Bald Eagle Chinook Salmon Roadrunner Acorn Woodpecker Plain Titmouse Black Bear Coyote Mountain Lion Mule Deer Cottontail Cooper’s Hawk Turkey Vulture Oak weevil Insects Black-throated Gray Warbler Bald Eagle Chinook Salmon Roadrunner Western Fence Lizard California Ground Squirrel Deer Grass Valley Oak Timber Rattlesnake

Bald Eagle Chinook Salmon Roadrunner Western Fence Lizard California Ground Squirrel Deer Grass Valley Oak Timber Rattlesnake Common Kingsnake

Deer Grass (Muhlenbergia)

Valley Oak (Quercus)

Oak weevil and other insects Gall Wasp

Acorn Woodpecker (Melanerpes)

Plain Titmouse (Parus)

Coyote (Canus)

California Ground Squirrel (Ottospermophilos)

Mountain Lion (Felis) Mule Deer (Odocoileus)

Cottontail (Sylvalagus) Cooper’s Hawk (Accipiter)

Black throated gray warbler

Bald Eagle (Haliaeetus leucocephalus)

Black Bear (Ursus)

Western Fence Lizard (Sceloporus)

Common King Snake (Lampropeltis)

Timber Rattlesnake (Crotalus)

Roadrunner (Geococcyx)

Turkey Vulture (Carthartes)

Chinook Salmon (Salmo)

Rules for your Food Web Arrows point the way energy flows Color Key Producers – Green Primary consumers – red Secondary consumers – blue Tertiary consumers – purple Scavengers - yellow