Imagine That in One Portion of Their Range, Black Widowbird

Multiple Choice

Imagine that in one portion of their range, black widowbird numbers are declining due to the introduction of a non-native snake that eats their eggs and nestlings. Because birds such as the black widowbird eat fruit and insects, they are considered to be __________.

A) autotrophs
B) heterotrophs
C) producers
D) decomposers