Below is a food web from a tundra ecosystem in Nunavut, a territory in Northern
Canada.
parasitic
jaeger
snowy owl
short-tailed
Arctic fox
weasel
brown lemming
bilberry
rough-legged
hawk
grizzly bear
earthworm
barren-ground
caribou
bear sedge
lichen
mushroom
Which two of the following organisms are secondary consumers in this food web?
grizzly bear
lichen
brown lemming
short-tailed weasel