wild animals marking their territories remora fish traveling with sharks lions preying on zebras wolves traveling in packs
I gave my students this multiple choice question: Which interaction between animals best controls the population of a species?

Only one answer is correct among these 4 choices:
- wild animals marking their territories
- remora fish traveling with sharks
- lions preying on zebras
- wolves traveling in packs

Could you tell me which one is correct?

lions preying on zebras