1. Species Interactions 1 Homework Review – Not in Notebook

2. CHART - TermDefinitionExample Coevolution Parasitism Prey adaptations Predator adaptations Symbiotic Relationship Mutualism Commensalism Predation 2

3. Coevolution  The evolution of two species together  Organisms are dependent on each other 3

4. 4 Parasitism  one organism (parasite) obtains its food at the expense of another organism (host)  Zombie Snails Zombie Snails Zombie Snails

5. 5 Predation – Bottom of Chart  One species eats another  Peregrine Falcon Peregrine Falcon Peregrine Falcon  Cheetah Cheetah  Great White Great White Great White

6. Free Template from www.brainybetty.com Predator Adaptations  Definition: Adaptations that predators have that allows them to catch their prey.  What are adaptations that can help predators catch prey?  Speed  Agility  Camouflage  Packs  Claws  Teeth

7. Free Template from www.brainybetty.com 7 Prey Adaptations

8. 8 Symbiotic Relationship  Species living together in a long term association

9. 9 Types of Symbiosis: 1. Mutualism  Both organisms benefit  ant/caterpillar ant/caterpillar  Bird/water buffalo Bird/water  Goby/shrimp Goby/shrimp

10. 10 2. Commensalism  one organism benefits, the other organism is not harmed or helped  Birds nesting in a tree Birds nesting in a tree Birds nesting in a tree