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The diagrams below illustrates some forms of beaks in birds.

(a) Which diagram represents the beak from which the others are likely to have evolved?
(b) Explain your answer in (a) above.

Answer Text:
a) M
b)- The bird separated due to natural factors, the beaks becomes adapted to different habitat/ ecological niche depending on
type of food/ mode of feeding therefore the beaks became modified in length, shape and size to perform different functions.