Birds used to travel from one place to another. They travel to the southern warmer lands from northern regions of Asia, Europe and America during the autumn and early winter. During the spring and early summer, they return as they do not get delay till the bad weather. During their travelling they face sufferings through the air, over the hill, forests and plains, sudden storms drive them far out of course, Bright lights at night attract and confuse them as well. They cannot fly as fast as they could. Their migration speed is from 48 km an hour and can exceed 80 too.
When do the birds travel from southern to the northern regions?
In autumn
During autumn and early winter
During the spring and early summer
During winter
পাখিরা শরৎকালে উত্তরে থেকে দক্ষিণে যায় এবং বসন্ত ও প্রাক-গ্রীষ্মকালে (spring and early summer) দক্ষিণ থেকে পুনরায় উত্তরের অঞ্চলে ফিরে আসে।
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