Across
- 3. the number one reason that species become endangered or go extinct in terrerstrial ecosystems
- 5. neutral relationship;one benefiting and the other is not affected
- 8. type of behavior that occurs over time or is learned over time such as a dog listening to commands
- 9. parasite and host;one benefits and the other is harmed
Down
- 1. __________ adaptations is how animals behave to survive in a particular environment (taxes,migrations,hibernation)
- 2. any biotic or abiotic factor that restricts the existence of organisms in a specific environment
- 4. the study of organisms within their environment or the study of ecosystems
- 6. both species benefit;increase their fitness
- 7. type of behavior that organisms are born to do or it is an instinct such as moth to light