Passerine in a sentence as a noun

This ability might also be relevant for the crow, a social passerine with extensive auditory perceptual skills living in close contact with humans…

Passerine in a sentence as an adjective

But the issue isn't so much the number of birds, but the type:>...Although fatality rates for raptors may be lower compared to passerines, raptors are especially vulnerable to collisions due to their flight behaviors.

Passerine definitions

noun

perching birds mostly small and living near the ground with feet having 4 toes arranged to allow for gripping the perch; most are songbirds; hatchlings are helpless

adjective

relating to or characteristic of the passeriform birds