Question

bird dichotomous key

1. head dark - colored go to step 2

head light - colored scissor - tailed flycatcher

1. beak straight go to step 3

beak curved red tailed hawk

1. beak dark - colored common loon

beak light - colored american robin
based on the dichotomous key above, what is the name for bird a?
scissor - tailed flycatcher
american robin
red - tailed hawk
common loon

Explanation:

• First, check the head color of bird A. Its head is dark - colored, so we go to step 2.
• Then, check the beak shape. The beak of bird A is straight, so we go to step 3.
• Finally, check the beak color. The beak of bird A is dark - colored. According to the dichotomous key, when the beak is dark - colored at step 3, the bird is the Common loon.

Answer:

Common loon