Asked by Aaron

A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particularly hot, dry period that causes a snake population to decline. What could the biologist hypothesize about the roles of these two species?
A.The lizard preys on the snake
B.The lizard is a parasite of the snake
C.The snake and lizard use the same limiting resource
D.The snake is a keystone species in the ecosystem
Answered by monster
The answer is D. i got that 100% correct
Answered by Kaylee
Yeah , I thin that it’s D .
Answered by Anonymous
Hey, remember when we were trying to look for the first answer? XD