2PredatorA predator is an animal that feeds on other animals in order to survive.Some examples would be bears, coyotes, snakesSome predators can also be prey as well, like sometimes lions eat other lionsMost of the time predators herbivore
3Prey Prey are the animals eaten to keep other animals alive. More often then not the animals eaten are herbivores.Some examples of prey are bunnies, mice, and fish.
4Autotrophs v. Heterotrophs Produce food from the sunHeterotrophMust eat other things (living or non living) for energy
5CarnivoreAnimals that eat meat, mostly other animals that are smaller than they are or less fierce.Some examples of carnivoresBobcatsCoyotesOwlsPraying mantis
6HerbivoresHerbivores are animals that eat plants and greens such as leaves and grass.When herbivores eat it is usually called grazing.An example of an herbivore would be a rabbit or goat.
7Omnivore An omnivore is an animal that eats plants and other animals. An example of an omnivore would be a bear because a bear eats berries and fish.
8Food ChainThe food chain is the order in which the animals eat or are eaten.
9FOOD CHAINS AND FOOD WEBS - illustrate the flow of energy in an ecosystem *Note the direction of the arrows: they indicate where the energy is going when one organism consumes another.Each step in a chain or web is called a TROPHIC LEVEL
12Ecological Pyramids Energy Pyramid Biomass Pyramid Pyramid of Numbers
13MammalMammals (formally Mammalia) are a class of vertebrate, air-breathing animals whose females are characterized by the possession of mammary glands while both males and females are characterized by hair and/or fur, three middle ear bones used in hearing, and a neocortex region in the brain. Some mammals have sweat glands, but most do not. Give birth to live young.
14Endangered Pose a threat to go extinct. Some endangered animals are Gray wolf, Mexican bobcat, West Indian Manatee, and the jaguar.
15Extinct No longer in existence. Some animals that are extinct are Barbados Raccoon, Bulldog rat, and Dark flying fox.
16Why animals go extinct or become endangered. Loss of habitatLow food sourceNot enough room to livePoachersPollutionKilled of by other animalsDisease
17Major causes of habitat loss in Pa. DeforestationWater pollutionMiningLoggingTrawling- when boats use nets to catch fish.Urban sprawl- when cities get biggerNoise pollution
18How we can help. Reduce Reuse Recycle Refuse Car pool Turn off lights when not in use.Use energy saving light bulbs.Reuse unbleached recycled paper.
19Adaptations Usually related to the food they eat Teeth Feet Muscular systemEyes/eyesight