1. Barnacle and whale
2. Cuckoo and Warbler
3. Remora and Shark
4. Ostrich and Gazelle
5. Mistletoe and Spruce
6. Silver fish and army ants
7. Oxpecker and Rhinoceros
8. Mouse and Flea
9. Honeyguide-bird and Badger
10. Cowbird and Bison
11. Human/ Tapeworm
12. Yucca Plant/ Yucca Moth
13. Wrasse fish/ Black Sea Bass
14. Clown fish and Sea Anemone
15. Humans and E. coli
16. Ant and Aphid
17. Trees and Epiphytes
18. Deer and Tick
19. Maribou Stork and Bee
20. Hermit Crab and Shell
Some slides might seem to be wrong (bison or crab) but just go with the description it gives. STAAR can be tricky