Question

What two methods of identifying birds have been mentioned in this passage?

Answer 1

Following are the methods mentioned to identify the birds:

Explanation:

• One method was to make some aluminum rings as per the size of the birds legs
• Then to put these rings around the legs of the birds
• When they are in the sky, the aluminum will shine and birds can be recognized .
• the other method mentioned was to use a particular color to paint the legs to identify them .

See a relevant question here:

Describe the two types of birds features

https://brainly.in/question/5761247

Answer 2

some birds do migration