00:01
All the birds irrespective of whether they can fly or not, they belong to class apes.
00:08
So if we see, we have flying birds like crow, pigeon, etc.
00:15
We also have flightless birds like ostrich, emu, penguin, etc.
00:25
So they are aves because of certain characteristics.
00:29
So if we see first statement is about feathers.
00:35
Feathers give both aesthetic value.
00:39
It helps them to fly as well as camouflage.
00:45
So it is helpful in many ways.
00:48
It is determined by pigments, either pigments, the types and concentration of pigments, or from light reflect.
01:00
Like refraction.
01:02
So, refraction will make the feathers look brighter in some and lighter in some.
01:09
So these two will help this other various pattern of different types of feathers.
01:16
So function of feathers, it helps them to camouflage.
01:20
It can help them to camouflage or it helps in attraction as well during attract mates during mating season during courtship behavior.
01:37
They have elaborate courtship behavior to attract the females, etc.
01:43
And also they can fool and distract predators and warn them as well.
01:49
So feathers can be of different types based on pigments or the light refraction type.
01:55
Second statement is about a type of bird known as woodpecker.
02:02
Woodpecker as the name suggests, they pack the woods.
02:07
They live among trees and forests...