Tim Rumage Notes biotic-living abiotic-non living biotic and abiotic must be balanced. food pyramids- 1 lion- 5acers 2lions-10acers baby lion 2- 10acers 20acers need another pair more young 20acers total:40 acers eventually babies have to find empty space tree swallows 8years lifespan 6years 4years breeding 1pair= 48 young 2 need to survive to keep the family legacy alive 46=food for the rest of the food chain think predator vs prey, how to balance it out that both sustain life. couple of prey live and a lot die. generation times matter/ what is the generation time for your species? bugs very short generation time/ a week sometimes mammals longer generation time/ usually years plant life/ varried/ trees some 700 years creatures have one specific trait only they have *efficiency of the system* primary production/ who/what is producing the base energy who will eat it? who will eat them? death rate o...
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